Legal Ownership of Gill-Type Underwater Breathing Equipment
name: label: Collection Creator
content: National Museum of American History (U.S.). Division of Naval History
label: Collection Creator
content: Ayres, Waldemar A., 1909- (inventor)
setName: label: See more items in
content: Waldemar A. Ayres Collection
label: See more items in
content: Waldemar A. Ayres Collection / Series 5: Patent Litigation
container: label: Container
content: Box 7, Folder 7
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials