Columbia, SC (April 18, 1929) -- Fox Movietone News -- Courtesy of the USC Newsfilm Library - Railroad Gandydancers construction on the world’s largest earthen dam, a project, that is proof of the great technological strides being made in the south. Sandwiched in between shots of steam shovels and industrial cranes is this crew of African-American railroad gandydancers repairing and moving large sections of railroad track to the intricate raps and rhythms of an expert caller