Geometric Model, L. Brill No. 157. Ser. 2 No. 11, Path of a Spherical Pendulum
date: label: date made
content: 1892
name: label: maker
content: L. Brill
notes: label: Description
content: In 1877, L. Brill published a plaster model designed by Ludwig Schleiermacher, a student of Alexander Brill at the technical high school in Munich who would go on to further studies in Berlin and then a career in mathematics teaching.
label: Description
content: The hollow plaster model is in the shape of a hemisphere facing upward. Lines on the inside show the path of a heavy point mass released from the upper edge and moving without friction (e.g. the path of a spherical pendulum).
label: Description
content: This example of the model was exhibited at the Columbian Exposition, a 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. 6, 87.
label: Description
content: Ulf Hashagen, <I>Walther von Dyck (1856-1934): Mathematik, Technik und Wissenschaftsorganisation an der TH München</I>, Stuttgart: Franz Steiner, 2003, p. 76.
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: 1985.0112.123
label: catalog number
content: 1985.0112.123
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: 14.5 cm x 19.2 cm x 19.2 cm; 5 23/32 in x 7 9/16 in x 7 9/16 in