Potentiometer
name: label: maker
content: Leeds and Northrup Company
notes: label: Description
content: The inscriptions on this potentiometer read “LEEDS & NORTHRUP CO. SER. 30267” and “Patented May 1, 1906.”
label: Description
content: Ref: Morris E. Leeds and Edwin F. Northrup, “Potentiometer,” U.S. Patent 819,355 (May 1, 1906), assigned to the Leeds & Northrup Co. of Philadelphia.
label: Location
content: Currently not on view
place: label: place made
content: United States: Pennsylvania, Philadelphia
setName: label: See more items in
content: Medicine and Science: Physical Sciences
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1983.0039.18
label: catalog number
content: 1983.0039.18
label: accession number
content: 1983.0039
objectType: label: Object Name
content: potentiometer
physicalDescription: label: Measurements
content: case: 8 1/2 in x 9 1/4 in x 11 1/8 in; 21.59 cm x 23.495 cm x 28.2575 cm
label: Measurements
content: drum: 7 in; 17.78 cm