Three shots of shipyard workers hammering at wooden blocks prior to launching of corvette. HAMLS of several workers on deck of corvette in shipyard. MS of worker using pipe wrench to tighten bolt. LAS of man working, looking through maze of scaffolding and steel girders. Two MLSs of corvette alongside jetty. MS of man riveting plates to ship. HAMLS of workers standing near platform where keel will be laid for new ship. Various shots of shipfitters at work on deck of corvette, painting, welding, riveters at forge heating rivets, riveter throwing white hot rivets to man riveting rivets to plates.