Geometric Model, L. Brill No. 125. Ser. 2 No. 7, Third Order Surface with Four Double Points
date: label: date made
content: 1892
name: label: maker
content: L. Brill
notes: label: Description
content: This white plaster model is of a third order surface with four real conic double points. It has a circular or near-circular base, three graceful high points, and a curved, four-sided central piece attached by wires. The surface has various red and yellow lines.
label: Description
content: Brill began to sell this model in 1877. It was among the first models he published, and was designed by J. Bacharach, studying at the technical institute in Munich under the direction of Felix Klein.
label: Description
content: A paper tag reads: Fläche dritter Ordnung. (/) Verl. v. L. Brill. 2. Ser. Nr. VII.
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: References:
label: Description
content: L. Brill, <I>Catalog mathematischer Modelle. . .</I>, Darmstadt: L. Brill,1892, p.5, 79.
label: Description
content: Fischer, Gerd, ed., <I>Mathematical Models</I>, vol. 1, Braunschweig / Wiesbaden: Vieweg, 1986, p. 16.
label: Description
content: Fischer, Gerd, ed., <I>Mathematical Models</I>, vol. 2, Braunschweig / Wiesbaden: Vieweg, 1986, pp. 12-14.
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: 1985.0112.089
label: catalog number
content: 1985.0112.089
label: accession number
content: 1985.0112
objectType: label: Object Name
content: geometric model
label: Object Name
content: geometric model
physicalDescription: label: Physical Description
content: plaster (overall material)
label: Measurements
content: overall: 22.2 cm x 13 cm x 13 cm; 8 3/4 in x 5 1/8 in x 5 1/8 in