A GROUP OF TWO ANTIQUE MAPS OF THE STATE OF TEXAS, AMERICAN, EARLY 20TH CENTURY, "No. 13 Map of the State of Texas," Philadelphia, circa 1912, hand colored engraving on paper, a page fragment from Mitchell's School and Family Geography, publishing attributed to the son of Samuel Augustus Mitchell, showing the newly formed state of New Mexico, 11" x 8 1/2"; and "Southern States Western Section," New York, four color linotype print on paper, published by Mathews, Northup & Co., with view of New Orleans and Vicinity, a pedagogical map, the margins including notable geographic laying on the same latitudinal line, and times of day in Greenwich and Washington, the Gulf of Mexico depths expressed, 9" x 11". Provenance: Property from a Fortune 500 Energy Company, Houston, Texas.