Army & Navy - LOGISTICS: All Aboard

Fighting men were off to war.

A ferryboat walloped through the choppy waters of a big U.S. harbor. Except for the riding lights of the ships in the stream there was blackout. Nudged by a hard-breathing tug, the potbellied ferry tied up to the pier and from her maw a soldier appeared. He was followed by another, then more, finally hundreds. Each man bent under a staggering load—150 lb. —as he filed through the warehouse.

On the other side they filed up the gangways of waiting troop transports. As the troops went aboard, a...