Patent files: Docket APC 9a, H. Cary, Faraday modulation system, polarimeter reference
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 5: Cary Instruments
unitdate: label: Date
content: 1966 January 25
container: label: Container
content: Box 16, Folder 30
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials