)The new Office/Library site was taken over by the U.S. Army to house a cluster of important post-Civil War medical activities of the Surgeon General's Office.The most significant were the archive of Civil War medical records (essential for verification of veterans' pension claims), the Army Medical Museum (now the National Museum of Health and Medicine), the editorial offices for preparation of the multi-volume "Medical and Surgical History of the War of the Rebellion", and the Library of the Surgeon General's Office.