paper moisture verigraph head parts mounted on a wooden display board
date: label: date made
content: ca 1940
notes: label: Location
content: Currently not on view
place: label: place made
content: United States: Massachusetts
setName: label: See more items in
content: Work and Industry: Mechanisms
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1986.0535.08a
label: catalog number
content: 1986.0535.08a
label: accession number
content: 1986.0535
objectType: label: Object Name
content: Paper Moisture Verigraph Head Parts Mounted On A Wooden Display Board