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[folio icon]Science and Technology (271 image records)
[folio icon]Gross, Al. Ms2001-011 (108 image records)
Al Gross,the pioneer of wireless technology, is most known for his inventions that include the walkie talkie, the Dick Tracy wristwatch walkie talkie, the pager, and antenna.
These resources and materials are not in the public domain and copyright is largely held by the Digital Library and Archives, University Libraries, Virginia Polytechnic Institute and State University.
[folio icon]Al Gross''s Walkie-talkie (28 image records)
Interior and exterior views of a walkie-talkie.

28 Image Records in This Folio

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Title: Walkie-talkie, interior view
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie, interior view
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie, interior view
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie, interior view
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie, interior view, close-up
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie, red button
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkies with antenna
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkies, size comparison
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Wrist Walkie-talkie
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Wrist Walkie-talkie interior, compari...
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Wrist Walkie-talkie,
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Wrist Walkie-talkie, comparison view ...
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Wrist Walkie-talkie, comparison view ...
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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