H-3229, Walder Swing Unit
name: label: Collection Photographer
content: Schiedt, Duncan P., 1921-2014
setName: label: See more items in
content: Duncan P. Schiedt Photograph Collection
label: See more items in
content: Duncan P. Schiedt Photograph Collection / Series 2: Photographic Materials / 2.1: Historical Photographs and Negatives
unitdate: label: Date
content: undated
container: label: Container
content: Box 65
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials