Geometric Model, L. Brill No. 160. Ser. 6 No. 1a & 1b, Wave Surface with Stand
date: label: date made
content: 1892
name: label: maker
content: L. Brill
notes: label: Description
content: This white plaster model of the outer shell of a Fresnel wave surface for a biaxial crystal consists of two pieces that fit together. It is hollowed out and missing an octant and a half-octant. Parts of two small and two larger circles are drawn on the surface. The elliptical wooden stand is painted black. A paper tag on the model reads: Fresnel'sche Wellenfläche. (/) Verl. v. L. Brill. 6. Ser. Nr. 1a. A mark on the bottom of the stand reads: VI.1a
label: Description
content: An example of the inner shell of this wave surface, L Brill No. 160. Ser. 6 No. 1b, is the collection as 1982.0795.24, which is part of another copy of Brill No. 160.
label: Description
content: This example of the model was exhibited at the Columbian Exposition, a World’s Fair held in Chicago in 1893.
label: Description
content: Compare 1982.0795.25.
label: Description
content: Reference: L. Brill, <I>Catalog</I>, 1892, p. 13, 87.
label: Location
content: Currently not on view
place: label: place made
content: Germany: Hesse, Darmstadt
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Science & Mathematics
creditLine: label: Credit Line
content: Gift of Wesleyan University
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1985.0112.126
label: catalog number
content: 1985.0112.126
label: accession number
content: 1985.0112
objectType: label: Object Name
content: Geometric Model
label: Object Name
content: geometric model
physicalDescription: label: Physical Description
content: wood (overall material)
label: Physical Description
content: plaster (overall material)
label: Measurements
content: overall: 12.8 cm x 12 cm x 12 cm; 5 1/32 in x 4 23/32 in x 4 23/32 in
label: Measurements
content: each part of model: 6 cm x 12 cm x 8.4 cm; 2 3/8 in x 4 23/32 in x 3 5/16 in