Flashes and Flags The Story of Signaling Author:Jack Coggins The Story of signals is as old as the story of man himself. From earliest times need arose to convey a message, an order, or a warning to some far-off point. A flaming beacon on a distant hill told of the approach of a raiding galley; colored flags run up the hoist relayed a ship captain's commands; semaphore arms or flashing mirrors carried wor... more »d to army units. Today it may be intricate machines that send code crackling through the air, or age-old horns and winking lights. But the need is the same-the signal must be given.
Flashes and Flags is an intriguing account of signals and signaling devices in everyday use - by ships, planes, trains, in sports, traffic, and weather warnings-along with a glance at those of bygone days.
Jack Croggins' colorful illustrations complement his text to make this a fascinating volume.« less