Clayton Library holds microfilm indexes to federal service records from the American Revolution through the Philippine Insurrection, including Indexes to Registers of Enlistment, 1789-1914, confederate and union service indexes, and indexes to service in the Mexican War, Indian wars, and Spanish-American War. Clayton also has indexes to most confederate pension applications; indexes to federal pensions from 1776-1934 (including union soldiers in the Civil War); Revolutionary War pension applications; and the special 1890 Census of Union Veterans and Widows. World War I Selective Service draft registration cards are available for Texas and Louisiana. In addition to microfilm holdings, Clayton has an extensive collection of military sources in print, particularly for the Revolutionary and Civil Wars.
To search Clayton Library's holdings of military records, check the Houston Public Library Catalog (for printed books) and the Clayton Microprint finding aids.
Clayton Library has several bibliographies developed by reference staff on military subjects. These helpful finding aids list books, periodical articles, and microprint sources available at Clayton. The following military finding aids are located in the Ready Reference section at Clayton:
- Call to Arms: A Revolutionary War Bibliography
- War of 1812: The Second War For Independence
- Conflict Between Brothers: A Bibliography On The Civil War
- From Jamestown to Pearl Harbor: Military Records 1607 - 1945 Exclusive of the American Revolution, War of 1812, and Civil War