The .58- and .50 Caliber Rifles and Carbines of the Springfield Armory, 1865-1872
Richard A. Hosmer is a longtime scholar and collector of the U.S. military firearms of the post-Civil War era. His has been a frequent contributor to the Trapdoor Springfield Newsletter and other publications that specialize in the study of this period in American history. At least one of his ancestors was employed at the U.S. Army's National Arsenal at Springfield, MA in every year from 1798 through the beginning of World War II, which has lent him a unique perspective on its operations.