Thionin
name: label: maker
content: Hartman-Leddon Co. Inc.
notes: label: Description
content: Brown glass bottle with a black screw cap, and a paper label that reads in part “Thionin 50 gm / Color Index No. 920 / For: Histological, Pathological and Bacteriological Staining / Total Dye Content 90% Item No. 360 / HARTMAN-LEDDON COMPANY. . . / HARLECO. . .” The Hartman-Leddon Co., of Philadelphia, introduced the term “HARLECO” in 1923 and applied for a trademark in 1935.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Biological Sciences
creditLine: label: Credit Line
content: Gift of Ruth M. Heller
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1999.0325.251
label: catalog number
content: 1999.0325.251
label: accession number
content: 1999.0325
objectType: label: Object Name
content: Aniline Dye
physicalDescription: label: Measurements
content: overall: 9.5 cm x 4.9 cm; 3 3/4 in x 1 15/16 in