US servicemen throwing sandbags during amphibious training exercises at San Luis Obispo, California on15 March 1944.
US servicemen throwing sandbags into water to complete sand bridge to reach pontoon bridge; during amphibious training exercises. "3-15-44. Goodman. Action picture of 154th Engr 81st Div getting splashed while throwing sandbags near pontoon as a brace near the LST boat #486 at Avila Beach Calif. 168-L-44-885." Army Signal Corps photograph Photographer: Goodman. Morro Bay / Camp San Luis Obispo, California. 15 March 1944