In this May 17, 1939, file photo, National Guardsmen escorted coal miners into a coal mine in Harlan, Ky., as they were shouted down by picketing miners outside the workings.
In this May 17, 1939, file photo, National Guardsmen escorted coal miners into a coal mine in Harlan, Ky., as they were shouted down by picketing miners outside the workings. Anonymous AP
In this May 17, 1939, file photo, National Guardsmen escorted coal miners into a coal mine in Harlan, Ky., as they were shouted down by picketing miners outside the workings. Anonymous AP