This archival collection contains approximately 38,000 non-circulating items, including documents, books, maps, letters and other artifacts, pertaining to the Republic of Texas, history of Texas, San Antonio, and the Alamo.
Rare books, personal papers, photographs, and Trinity University archives. Of particular note is the Claude and ZerNona Black collection documenting the civil rights and community activism of Reverend Black and his wife.
Historic documents and information that include the Spanish Colonial Missions Collection, the María Antonietta Berriozábal Collection and the Mexican American Collection. Some of the items in the Spanish Colonial Missions Collection have been digitized.