Cite
MLA
Geological Survey (U.S.) (cartographer). Texas (Harris County) Humble quadrangle. - University of Texas Libraries Collections. 1933-01-01. https://collections.lib.utexas.edu/catalog/utlmaps:1739dbf3-6769-447b-a6ba-821f1006630fAPA
Geological Survey (U.S.) (cartographer). (1933-01-01). Texas (Harris County) Humble quadrangle.. Retrieved May 30, 2026, from https://collections.lib.utexas.edu/catalog/utlmaps:1739dbf3-6769-447b-a6ba-821f1006630fChicago
Geological Survey (U.S.) (cartographer). Texas (Harris County) Humble quadrangle.. 1933-01-01. "Texas (Harris County) Humble quadrangle. – Collections". University of Texas Libraries Collections. <https://collections.lib.utexas.edu/catalog/utlmaps:1739dbf3-6769-447b-a6ba-821f1006630f> (30-May-2026).Note that these citations have been automatically generated, please verify that citation is correct and contains all necessary information.