Crane swinging the hull section of a submarine chaser into place, 1942 (21903450222)

Lot 9431-7: How to Save Five Weeks in Ship Construction. A crane swings the a hull section for a submarine chaser, possibly the PC-461-class, into place. The ship will be welded together before being righted for finishing touches and addition of the superstructure, circa 1942. Office of War Information photograph. (10/2/2015).