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Catalog Data

Creator:
National Museum of American History (U.S.). Division of Naval History  Search this
Ayres, Waldemar A., 1909- ((inventor))  Search this
Extent:
3.3 Cubic feet (10 boxes)
Type:
Collection descriptions
Archival materials
Research (document genres)
Patents
Personal papers
Correspondence
Date:
1954-1974
Scope and Contents note:
Collection deals primarily with Ayres' artificial gill underwater breathing equipment project. Includes correspondence (1956-1971), personal papers, three boxes of research notes, documentation of the success of the invention, and subsequent patents and patent litigation; also publicity for the artificial gill, items from Ayres' other projects, and related periodicals, brochures, articles, etc.
Arrangement:
Divided into eight series. Series 1: Correspondence, 1956-1971 Series 2: Personal Papers Series 3: Research Notes On Artificial Gills Series 4: Documentation of Success of Gill Series 5: Patents and Patent Litigation Series 6: Publicity For Gill Series 7:Ayres's Other Projects Series 8: Related Journals, Magazines, Articles, Brochures, and Catalogs
Biographical/Historical note:
Ayres was an inventor who worked independently and for a number of companies. Among his varied research interests were radar, stereo photography, and aircraft navigation systems. In the 1950s-1960s he developed gill-type underwater breathing equipment.
Restrictions:
Collection is open for research.
Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning copyright restrictions. Other intellectual property rights may apply. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Topic:
Underwater exploration  Search this
Underwater breathing equipment  Search this
Periodicals  Search this
Naval history  Search this
Inventors -- 1940-1990  Search this
Gill-type underwater breathing equipment  Search this
Genre/Form:
Research (document genres)
Patents
Personal papers
Correspondence -- 1930-1950
Citation:
Waldemar A. Ayres Collection, 1954-1974, Archives Center, National Museum of American History.
Identifier:
NMAH.AC.0077
See more items in:
Waldemar A. Ayres Collection
Archival Repository:
Archives Center, National Museum of American History
EDAN-URL:
ead_collection:sova-nmah-ac-0077