U.S. Navy Small Seaplane Tender USS San Pablo (AVP-30) is shown here modified for oceanographic operations. Its gun has been replaced with a winch
Categories: Ships and Submarines
 
 
Thank you to the Mario Family Foundation for enabling the digitization of the U.S. Naval Institute’s Photo Archive. The physical photos in the Photo Archive are stored in the Mildred M. Mario Photo Archive Room located at the U.S. Naval Institute’s Headquarters in Annapolis, MD.

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