American silversmith remembered for his midnight ride (celebrated in a poem by Longfellow) to warn the colonists in Lexington and Concord that British troops were coming (1735-1818)
electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds; "I talked to him on the telephone"
a procession (of wagons or mules or camels) traveling together in single file; "we were part of a caravan of almost a thousand camels"; "they joined the wagon train for safety"