Robert L. Bloom (1911-1990) was a graduate of Shippensburg University and holder of a doctorate from Columbia. He was professor of history at Gettysburg College from 1949 to his retirement in 1981. He assisted in organizing and participated in events marking the hundredth anniversary of the Battle of Gettysburg. He published The Philadelphia North American: A History (1952) and The British Press Covers the Civil War (1972). A History of Adams County, Pennsylvania, 1700-1990 appeared posthumously in 1992, two years after his death.