Coded Communication

Three notable examples of cryptography and coded messaging in American history -- during the revolutionary war, civil war, and along the underground railroad -- illustrated with collections of the Library of Congress. Narrated by Michael Dorn. Source: The tape vault of Glenn R. Jones (1931-2015), an American cable TV magnate and film producer. This clip is from a series of productions made in partnership with the Library of Congress during the 1990s.

Видео Coded Communication канала That Lisa