1839 to January 1855 issued as Senate Ex. doc.96, 34th Cong., 1st sess. 1855 to January 1860 issued as Senate Ex. doc. 52, 36th Cong., 1st sess.Report for 1819-1839 by Samuel Forry; 1839-1855, 1855-1860 by R. H. Coolidge.Prepared under the direction of the Surgeon General, United States Army, 1839-1860."Compiled from the records of the Surgeon General's and Adjutant General's Offices", 1819-1839.Mode of access: Internet