Book containing the history of the role of the United States Army and its Topographical Engineers in exploring lands west of the Mississippi River between 1838 and 1863. This includes surveys of battlefronts, railroads, and boundaries.

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 663.