MAKE A MEME View Large Image Navy frogman tests sonar equipment developed to locate underwater objects. The light-weight, portable, diver-held sonar system is economically powered by standard flash-light batteries. Earphones provide the diver with audio information of ...
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Keywords: animal texture surreal 330-PSA-16-60 (USN 1047345): Underwater Eyes. A U.S. Navy frogman tests sonar equipment developed to locate underwater objects. The light-weight, portable, diver-held sonar system is economically powered by standard flash-light batteries. Earphones provide the diver with audio information of objects detected by the searching sonar beam. Photograph released May 5, 1960. (8/25/2015). 330-PSA-16-60 (USN 1047345): Underwater Eyes. A U.S. Navy frogman tests sonar equipment developed to locate underwater objects. The light-weight, portable, diver-held sonar system is economically powered by standard flash-light batteries. Earphones provide the diver with audio information of objects detected by the searching sonar beam. Photograph released May 5, 1960. (8/25/2015).
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