Two and three grinding wheels-simultaneous
name: label: Collection Creator
content: Vasquez, John G.
setName: label: See more items in
content: John G. Vasquez papers
label: See more items in
content: John G. Vasquez papers / Series 1: Inventions and Ideas / 1: Chronological
unitdate: label: Date
content: 1943 March 27
container: label: Container
content: Box 1, Folder 25
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials