Navy photograph capturing a solemn moment as a Marine color guard aboard the USS Lake Champlain salutes the American flag at half mast in honor of the submarine USS Thresher (SSN-593). Dated April 14, 1963, this image directly relates to the aftermath of the USS Thresher disaster, one of the most significant submarine losses in U. The composition features three silhouetted Marines in formation beneath the flag, creating a powerful and respectful tribute scene. The reverse bears the original Naval Photographic Center caption identifying the event and photographer Gerald V. This is a historically significant and emotionally impactful archival photograph, appealing to collectors of naval history, Cold War-era material, and memorial imagery. 8 x 10 inches. Format: Black & White photograph. Date: April 14, 1963. Subject: Marine color guard honoring USS Thresher. Photographer: PH1 Gerald V. Markings: Official Naval Photographic Center caption with release stamp. Provenance: From the estate of PHCS Robert A. Carlisle, former Director of Navy Photography at the Pentagon. See photos for exact condition. See my other listings for additional military and U.