Photo negative plates
name: label: Collection Creator
content: DeJuhasz, Kalman J. (Engineer)
setName: label: See more items in
content: Kalman J. DeJuhasz Papers
unitdate: label: Date
content: 1919-1920
container: label: Container
content: Box 4, Folder 6
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials