You limited your search to:

 Decade: 1950-1959
 Year: 1953
 Language: Spanish
 Collection: Southwestern Historical Quarterly
The Southwestern Historical Quarterly, Volume 56, July 1952 - April, 1953
The Texas State Historical Association Quarterly Report includes "Papers read at the meetings of the Association, and such other contributions as may be accepted by the Committee" (volume 1, number 1). These include historical sketches, biographical material, personal accounts, and other research. Index is located at the end of the volume starting on page 581. texashistory.unt.edu/ark:/67531/metapth101145/