Production. Submarines. Men of America's army of production. The nation's underwater craft are being launched in record time because of men like these two who work on a construction crew at the Navy's shipyard in Manitowoc, Wisconsin

Production. Submarines. Gaining practical experience after months in the classroom, a young naval ensign confers with a foreman on the conning tower of a submarine under construction at Manitowoc, Wisconsin

Production. Submarines. Construction of the hull section of a submarine at Manitowoc, Wisconsin. These sections will be assembled in a small bay, and when completely installed will be sent through the Saint Lawrence Canal to the sea

Production. Submarines. Installation of an engine part in a submarine under construction at Manitowoc, Wisconsin

Production. Submarines. Mounting submarines on scaffoldings facilitates assembly. Here a worker rivets parts of the hull together

Production. Submarines. On the shores of America's inland waterways, many underwater crafts are being constructed. This submarine is undergoing finishing touches in a small bay at Manitowoc, Wisconsin

Production. Submarines. As the shift changes, workers pour out of the shipyards at Manitowoc, Wisconsin, where submarines are built on a twenty-four-hour day, seven-day week basis

Manpower. Americans all.

Production. Submarines. Before gasoline rationing, in a Midwest shipyard's parking lot. Today, this same view would probably show fewer cars, as workers all over the country have formed car pool clubs to save tires and gasoline