cometadata/datacite-titles-descriptions-related-identifiers huggingface dataset:
DOI: 10.5517/ccdc.csd.cc1lgl4s
title: CCDC 1473775: Experimental Crystal Structure Determination

description: Related Article: Tobias Seitz, Peng Fu, Franz-Lucas Haut, Lutz Adam, Marija Habicht, Dieter Lentz, John B. MacMillan, Mathias Christmann|2016|Org.Lett.|18|3070|doi:10.1021/acs.orglett.6b01166
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1lgl5t
title: CCDC 1473776: Experimental Crystal Structure Determination

description: Related Article: Tobias Seitz, Peng Fu, Franz-Lucas Haut, Lutz Adam, Marija Habicht, Dieter Lentz, John B. MacMillan, Mathias Christmann|2016|Org.Lett.|18|3070|doi:10.1021/acs.orglett.6b01166
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1ldw73
title: CCDC 1472135: Experimental Crystal Structure Determination

description: Related Article: Changkun Xia, Andrew J. P. White, King Kuok Mimi Hii|2016|J.Org.Chem.|81|7931|doi:10.1021/acs.joc.6b01696
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1ldw84
title: CCDC 1472136: Experimental Crystal Structure Determination

description: Related Article: Changkun Xia, Andrew J. P. White, King Kuok Mimi Hii|2016|J.Org.Chem.|81|7931|doi:10.1021/acs.joc.6b01696
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1l5v8w
title: CCDC 1465378: Experimental Crystal Structure Determination

description: Related Article: Juraj Mavračić, Dominik Cinčić, Branko Kaitner|2016|CrystEngComm|18|3343|doi:10.1039/C6CE00638H
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1ldw95
title: CCDC 1472137: Experimental Crystal Structure Determination

description: Related Article: Changkun Xia, Andrew J. P. White, King Kuok Mimi Hii|2016|J.Org.Chem.|81|7931|doi:10.1021/acs.joc.6b01696
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1l5v9x
title: CCDC 1465379: Experimental Crystal Structure Determination

description: Related Article: Juraj Mavračić, Dominik Cinčić, Branko Kaitner|2016|CrystEngComm|18|3343|doi:10.1039/C6CE00638H
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1lgl7w
title: CCDC 1473778: Experimental Crystal Structure Determination

description: Related Article: Daniel Kim,  Linh Le,  Myles J. Drance,  Kelsey H. Jensen,  Kristijan Bogdanovski,  Tia N. Cervarich,  Melissa G. Barnard,  Natalie J. Pudalov,  Spring Melody M. Knapp,  and Anthony R. Chianese|2016|Organometallics|35|982|doi:10.1021/acs.organomet.6b00009
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1lgl8x
title: CCDC 1473779: Experimental Crystal Structure Determination

description: Related Article: Daniel Kim,  Linh Le,  Myles J. Drance,  Kelsey H. Jensen,  Kristijan Bogdanovski,  Tia N. Cervarich,  Melissa G. Barnard,  Natalie J. Pudalov,  Spring Melody M. Knapp,  and Anthony R. Chianese|2016|Organometallics|35|982|doi:10.1021/acs.organomet.6b00009
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1lglbz
title: CCDC 1473781: Experimental Crystal Structure Determination

description: Related Article: Yu Han, Yuanyuan Li, Xiaoxiao Wang, Yansong Li, Haitao Xu, Siyan Chen, Zhen-liang Xu|2018|Inorg.Chim.Acta|471|176|doi:10.1016/j.ica.2017.11.008
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1lglc0
title: CCDC 1473782: Experimental Crystal Structure Determination

description: Related Article: Victoria J. Garza and Michael J. Krische|2016|J.Am.Chem.Soc.|138|3655|doi:10.1021/jacs.6b01078
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.25505/fiz.icsd.cc1y33fl
title: CSD 1790449: Experimental Crystal Structure Determination

description: Related Article: Haiying Wang, Zhijie Liang, Yaya Wang, Dongdi Zhang, Pengtao Ma, Jingping Wang, Jingyang Niu|2016|Dalton Trans.|45|15236|doi:10.1039/C6DT02252A
description: An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the joint CCDC and FIZ Karlsruhe Access Structures service and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1lgld1
title: CCDC 1473783: Experimental Crystal Structure Determination

description: Related Article: Barry M. Trost,  Tanguy Saget,  and Chao-I (Joey) Hung|2016|J.Am.Chem.Soc.|138|3659|doi:10.1021/jacs.6b01187
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1lglf2
title: CCDC 1473784: Experimental Crystal Structure Determination

description: Related Article: Ionut Mihalcea, Mauro Perfetti, Francesco Pineider, Lorenzo Tesi, Valeriu Mereacre, Fabrice Wilhelm, Andrei Rogalev, Christopher E. Anson, Annie K. Powell, and Roberta Sessoli|2016|Inorg.Chem.|55|10068|doi:10.1021/acs.inorgchem.6b01010
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1lglg3
title: CCDC 1473785: Experimental Crystal Structure Determination

description: Related Article: Ionut Mihalcea, Mauro Perfetti, Francesco Pineider, Lorenzo Tesi, Valeriu Mereacre, Fabrice Wilhelm, Andrei Rogalev, Christopher E. Anson, Annie K. Powell, and Roberta Sessoli|2016|Inorg.Chem.|55|10068|doi:10.1021/acs.inorgchem.6b01010
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc1kjj6t
title: CCDC 1445846: Experimental Crystal Structure Determination

description: Related Article: Yuanhong Ma,  Baoli Wang,  Liang Zhang,  and Zhaomin Hou|2016|J.Am.Chem.Soc.|138|3663|doi:10.1021/jacs.6b01349
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.15468/dl.jwtjcj
title: Occurrence Download

description: A dataset containing 3301 species occurrences available in GBIF matching the query:
{
 "and" : [
 "TaxonKey is Chamaecyparis thyoides",
 "HasCoordinate is true"
 ]
}

 The dataset includes 3301 records from 134 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0053446-251009101135966/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.15468/dl.5r774j
title: Occurrence Download

description: A dataset containing 479584 species occurrences available in GBIF matching the query:
{
 "and" : [
 {
 "and" : [
 "HasGeospatialIssue is false",
 "HasCoordinate is true",
 "OccurrenceStatus is Present",
 {
 "not" : {
 "BasisOfRecord" : [
 "is one of (Fossil, Living Specimen)"
 ]
 }
 }
 ]
 },
 "TaxonKey is one of (Verbascum fruticulosum, Verbascum goeldschuekense, Erysimum zeybekianum, Salix friesiana, Aristea glauca, Tessiera lithospermoides, Salix aurita, Verbascum iconium, Sclerochorton haussknechtii, Felicia joubertinae, Erysimum ammophilum, Salix reticulata, Eriogonum intricatum, Eriogonum kelloggii, Eriogonum rupinum, Erysimum horizontale, Erysimum pectinatum, Allocasuarina thalassoscopica, Eremophila humilis, Eremophila obliquisepala, Eremophila rigens, Eremophila subteretifolia, Cryptantha romanii, Salix crataegifolia, Salix multinervis, Eremophila capricornica, Eremophila lanceolata, Eremophila pendulina, Eriogonum fastigiatum, Eriogonum pyrolifolium, Crocus incognitus, Crocus schneideri, Mitrasacme pilosa, Nemesia caerulea, Nemesia psammophila, Verbascum cariense, Verbascum kastamunicum, Papaver laevigatum, Crocus cvijicii, Salix seminigricans, Salix peloritana, Crocus yakarianus, Eremophila compacta, Eremophila latrobei, Eremophila mackinlayi, Eremophila nivea, Eremophila rotundifolia, Felicia denticulata, Goodia pubescens, Eriogonum viridescens, Erysimum echinellum, Erysimum sintenisianum, Origanum syriacum, Xyris atrovirida, Xyris bracteata, Aristea biflora, Aristea rupicola, Crocus kotschyanus, Crocus mazziaricus, Aristea nana, Crocus lydius, Cynanchum zeyheri, Lepidium sagittulatum, Salix elbrusensis, Hymenophyllum falklandicum, Woodsia cystopteroides, Crocus, Verbascum spinosum, Verbascum schiedeanum, Verbascum semilanatum, Verbascum tabukum, Verbascum ovalifolium, Verbascum mytilinense, Verbascum infidelium, Verbascum humnickii, Verbascum lychnitis, Verbascum limnense, Verbascum linguifolium, Verbascum chrysochaete, Verbascum glabratum, Nemesia hemiptera, Bufonia pabotii, Aristea cantharophila, Aristea cuspidata, Halgania cyanea, Halgania sericiflora, Salix altobracensis, Verbascum sinuatum, Verbascum songaricum, Verbascum inaequale, Verbascum inexspectatum, Lyperia formosa, Anemone pavoniana, Felicia stenophylla, Salix sitchensis, Salix anatolica, Eriogonum spectabile, Eriogonum turneri, Erysimum aciphyllum, Erysimum grandiflorum)",
 "Year is greater than or equal to 1950"
 ]
}

 The dataset includes 479584 records from 1732 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0053423-251009101135966/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.25549/independent-ouc1901738
title: Reports from police personnel files, 1991

description: Collection of reports from police personnel files re incident reports, nature of incident, officer's rank, etc., 1991 June 10. PART OF A SERIES: The series includes materials related to the work product of Price Waterhouse, whose staff investigated citizen complaints and civil litigation claims involving the LAPD. Included are claims reports, claims analyses, card files, and arbitration reports; summaries of 83 selected civil litigation cases; materials from the personnel files of LAPD officers named in these cases, as well as documents listing their subsequent penalties; and statistics that break complaints down according to a variety of criteria, including race, gender, and police division.
DOI: 10.15468/dl.qu42qd
title: Occurrence Download

description: A dataset containing 1284 species occurrences available in GBIF matching the query:
{
 "TaxonKey" : [
 "is Bolborhynchus lineola (Cassin, 1853)"
 ]
}

 The dataset includes 1284 records from 52 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0001661-150221044754056/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.15468/dl.88apqe
title: Occurrence Download

description: A dataset containing 1 species occurrences available in GBIF matching the query:
{
 "and" : [
 "Country is United States of America",
 "DatasetKey is iNaturalist Research-grade Observations",
 "TaxonKey is Physonota disjuncta (Chevrolat, 1834)"
 ]
}

 The dataset includes 1 records from 1 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0054569-231002084531237/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.15468/dl.7ng9me
title: Occurrence Download

description: A dataset containing 1178296 species occurrences available in GBIF matching the query:
{
 "and" : [
 "GadmGid is FRA.12.1_1",
 "OccurrenceStatus is Present"
 ]
}

 The dataset includes 1178296 records from 912 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0009577-230828120925497/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.15468/dl.odq0a0
title: Occurrence Download

description: A dataset containing 2777 species occurrences available in GBIF matching the query:
{
 "TaxonKey" : [
 "is Myotis ciliolabrum (Merriam, 1886)"
 ]
}

 The dataset includes 2777 records from 36 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0001661-150316153013904/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.15468/dl.vsmrd8
title: Occurrence Download

description: A dataset containing 59 species occurrences available in GBIF matching the query:
{
 "and" : [
 "Geometry POLYGON((87.72471934202372 20.93797479472822,91.72471934202372 20.93797479472822,91.72471934202372 24.93797479472822,87.72471934202372 24.93797479472822,87.72471934202372 20.93797479472822))",
 "HasCoordinate is true",
 "HasGeospatialIssue is false",
 "OccurrenceStatus is Present",
 "TaxonKey is Crocodylus porosus Schneider, 1801"
 ]
}

 The dataset includes 59 records from 4 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0012485-240202131308920/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.25549/independent-ouc1901742
title: Reports from police personnel files, 1991

description: Collection of reports from police personnel files re incident reports, nature of incident, officer's rank, etc., 1991 June 10. PART OF A SERIES: The series includes materials related to the work product of Price Waterhouse, whose staff investigated citizen complaints and civil litigation claims involving the LAPD. Included are claims reports, claims analyses, card files, and arbitration reports; summaries of 83 selected civil litigation cases; materials from the personnel files of LAPD officers named in these cases, as well as documents listing their subsequent penalties; and statistics that break complaints down according to a variety of criteria, including race, gender, and police division.
DOI: 10.15468/dl.4xqdhu
title: Occurrence Download

description: A dataset containing 71672 species occurrences available in GBIF matching the query:
{
 "and" : [
 "BasisOfRecord is one of (Specimen, Human Observation)",
 "DatasetKey is one of (iNaturalist Research-grade Observations, Museum of Comparative Zoology, Harvard University, University of Florida Herpetology, UCM Amphibian and Reptile Collection (Arctos), LACM Vertebrate Collection, MVZ Herp Collection (Arctos), NMNH Extant Specimen Records (USNM, US), NCSM Herpetology Collection, USGS SESC - Big Cypress - Herpetofauna - 2002-2003, USGS SESC - Everglades - Herpetofauna - 2000-2002)",
 "HasCoordinate is true",
 "HasGeospatialIssue is false",
 "PublishingOrg is one of (28eb1a3f-1c15-4a95-931a-4af90ecb574d, b4640710-8e03-11d8-b956-b8a03c50a862, 8483a1f0-1032-11db-ae00-b8a03c50a862, 4cadac10-3e7b-11d9-8439-b8a03c50a862, 493fe050-055d-11d8-b84f-b8a03c50a862, 8edbbde0-055e-11d8-b850-b8a03c50a862, bc092ff0-02e4-11dc-991f-b8a03c50a862, c3ad790a-d426-4ac1-8e32-da61f81f0117, 69e7f900-ed5b-11dd-ac7e-b8a03c50a862, ff90b050-c256-11db-b71b-b8a03c50a862)",
 "TaxonKey is Anolis sagrei Duméril & Bibron, 1837",
 "Year 1950-2024"
 ]
}

 The dataset includes 71672 records from 10 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0001804-240506114902167/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.15468/dl.5zbaab
title: Occurrence Download

description: A dataset containing 1 species occurrences available in GBIF matching the query:
{
 "and" : [
 "TaxonKey is Crotalus unicolor Van Lidth De Jeude, 1887",
 "Geometry POLYGON((-100.371093 31.353636,-100.371093 6.315298,-56.425781 6.315298,-56.425781 31.353636,-100.371093 31.353636))",
 {
 "or" : [
 "BasisOfRecord is Observation",
 "BasisOfRecord is Literature Occurrence",
 "BasisOfRecord is Material sample",
 "BasisOfRecord is Unknown evidence",
 "BasisOfRecord is Living Specimen",
 "BasisOfRecord is Specimen",
 "BasisOfRecord is Machine Observation",
 "BasisOfRecord is Fossil"
 ]
 }
 ]
}

 The dataset includes 1 records from 1 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0001661-150330110031120/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.15468/dl.95q9ak
title: Occurrence Download

description: A dataset listing the 28602 species recorded in GBIF matching the query:
{
 "and" : [
 "Geometry POLYGON((-115.30125 8.98819,-100.06771 8.98819,-100.06771 20.88748,-115.30125 20.88748,-115.30125 8.98819))",
 "OccurrenceStatus is Present",
 "TaxonKey is Animalia"
 ]
}

 The dataset's 28602 records were derived from 831 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0001825-240506114902167/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.25549/inscriptifact-ouc110873483
title: Persepolis Fortification Anepigraphic Tablet 0417.204, PFAnep 0417.204

description: [Text Description:] Administrative tablet with seals ❧ [Text or Publication Number Note:] PFAnep 0417.204, PFUT 0417-204 ❧ [Excavation Description:] Found during Oriental Institute's excavations in Spring, 1933, near the northeastern corner of the stone platform of Persepolis, in two small rooms of a bastion in the fortification wall ❧ [Medium:] Clay ❧ [Script Note:] Non-Text ❧ [Physical Object Description:] Clay tablet with seal impressions on bottom edge, left edge, obverse. ❧ [Physical Object Note:] Small crack on left edge, cracks on obverse, reverse. Broken right edge, upper edge. (Upper and bottom edges may be reversed)
DOI: 10.25549/inscriptifact-ouc111107419
title: Samaria-Sebaste Sherd Q2539-3712, HUJI Q2539-3712

description: [Text Description:] Incised Ostracon/Jar Inscription from Samaria-Sebaste ❧ [Text or Publication Number Note:] HUJI Q2539-3712 ❧ [Excavation Description:] Found between 1931-1935 during Samaria Joint Expedition ❧ [Medium:] Clay ❧ [Script Note:] Aramaic ❧ [Physical Object Description:] Incised clay fragment ❧ [Physical Object Note:] Pottery
DOI: 10.15468/dl.3x9ydp
title: Occurrence Download

description: A dataset containing 27108 species occurrences available in GBIF matching the query:
{
 "DatasetKey" : [
 "is Museu Paraense Emílio Goeldi - Ophidia Collection"
 ]
}

 The dataset includes 27108 records from 1 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0060599-220831081235567/datasets/export for details.
 
Data from some individual datasets included in this download may be licensed under less restrictive terms.
DOI: 10.25549/inscriptifact-ouc111107327
title: Samaria-Sebaste Sherd Q2198-1939, HUJI Q2198-1939

description: [Text Description:] Incised Ostracon/Jar Inscription from Samaria-Sebaste ❧ [Text or Publication Number Note:] HUJI Q2198-1939 ❧ [Excavation Description:] Found between 1931-1935 during Samaria Joint Expedition ❧ [Medium:] Clay ❧ [Script Note:] Aramaic ❧ [Physical Object Description:] Incised clay fragment ❧ [Physical Object Note:] Pottery
DOI: 10.25549/inscriptifact-ouc110873085
title: Persepolis Fortification Anepigraphic Tablet 0417.203, PFAnep 0417.203

description: [Text Description:] Administrative tablet with seals ❧ [Text or Publication Number Note:] PFAnep 0417.203, PFUT 0417-203 ❧ [Excavation Description:] Found during Oriental Institute's excavations in Spring, 1933, near the northeastern corner of the stone platform of Persepolis, in two small rooms of a bastion in the fortification wall ❧ [Medium:] Clay ❧ [Script Note:] Non-Text ❧ [Physical Object Description:] Clay tablet with seal impressions on obverse, reverse, upper edge. ❧ [Physical Object Note:] All surfaces damaged. Upper left corner of tablet broken.