personal equation machine
name: label: associated person
content: Langley, Samuel Pierpont
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Political History: Political History, General History Collection
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PL.010646
label: catalog number
content: 010646
objectType: label: Object Name
content: Personal Equation Machine