Photometric Accuracy
name: label: Collection Creator
content: Cary Instruments.
label: Collection Creator
content: Hawes, Roland C., 1908-1999
setName: label: See more items in
content: Roland C. Hawes Papers
label: See more items in
content: Roland C. Hawes Papers / Series 2: Research Files A-Z
unitdate: label: Date
content: 1947, 1949-1950, 1952-1955, 1960-1962, 1965-1966, 1968-1972
container: label: Container
content: Box 7, Folder 4
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials