USS Pinafore (SP-450)

The waterfront at Mare Island Navy Yard, Vallejo, California, sometime between 18 and 31 July 1913. Left to right are the dredger USS Dredger No. 2, the open lighters USS Lighter No. 29 (later USS YC-29) and USS Lighter No. 30 (later USS YC-30) on the seawall behind the dredger, and a small steam launch and the ferry launches USS Dart (later USS Dart (YFB-308)) and USS Pinafore (later designated SP-450). The shipyard's 40-ton drydock crane is to the right of the dredger. The gunboat USS Palos (Gunboat No. 16) (later USS Palos (PG-16)) is on the ways to the left of the cantilever crane and the oiler USS Kanawha (Oiler No. 1) (later USS Kanawha (AO-1)) is on the ways to the right of it.