Two Gears from the Bush Diferential Analyzer
date: label: date made
content: ca 1930
name: label: maker
content: Bush, Vannevar
notes: label: Description
content: These two steel spiral gears both have a brass cylinder down the middle. There are holes in the cylinders for a shaft. Dimensions are of each gear. First mark on one cylinder, written in pencil, reads: 300.
label: Description
content: Parts of the Bush differential analyzer surviving at the Smithsonian have museum numbers MA.314824 and 1983.3002.01 through 1983.3002.89.
label: Location
content: Currently not on view
place: label: place made
content: United States: Massachusetts, Cambridge
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Mechanical Integrators and Analyzers
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content: Science & Mathematics
creditLine: label: Credit Line
content: Gift of Wayne State University, College of Liberal Arts, Computation Laboratory
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1983.3002.68
label: nonaccession number
content: 1983.3002
label: catalog number
content: 1983.3002.68
objectType: label: Object Name
content: Differential Analyzer Components
physicalDescription: label: Physical Description
content: steel (gears material)
label: Physical Description
content: brass (shaft material)
label: Measurements
content: each: 1.8 cm x 4 cm x 4 cm; 23/32 in x 1 9/16 in x 1 9/16 in