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Last edited by LC Bot
July 26, 2011 | History
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Ben Hellwarth

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2 works Add another?

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  • Cover of: Sealab: America's forgotten quest to live and work on the ocean floor

    First published in 2012 — 4 editions
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  • Cover of: Sealab: America's forgotten quest to live and work on the ocean floor

    First published in 2012 — 1 edition
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We need a photo of Ben Hellwarth

Subjects

Biography, Deep diving, Divers, History, Manned undersea research stations, Project Sealab, United States, United States. Navy

Places

United States

Time

20th century

Lists

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ID Numbers

  • OLID: OL6941000A

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History

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July 26, 2011 Created by LC Bot import new book