Cite
MLA
Geological Survey (U.S.) (cartographer). Texas (Harris County) Hockley quadrangle. - University of Texas Libraries Collections. 1939-01-01. https://collections.lib.utexas.edu/catalog/utlmaps:b5abd7c8-70c8-4895-a26a-0de44cc5f4abAPA
Geological Survey (U.S.) (cartographer). (1939-01-01). Texas (Harris County) Hockley quadrangle.. Retrieved May 30, 2026, from https://collections.lib.utexas.edu/catalog/utlmaps:b5abd7c8-70c8-4895-a26a-0de44cc5f4abChicago
Geological Survey (U.S.) (cartographer). Texas (Harris County) Hockley quadrangle.. 1939-01-01. "Texas (Harris County) Hockley quadrangle. – Collections". University of Texas Libraries Collections. <https://collections.lib.utexas.edu/catalog/utlmaps:b5abd7c8-70c8-4895-a26a-0de44cc5f4ab> (30-May-2026).Note that these citations have been automatically generated, please verify that citation is correct and contains all necessary information.