MLA

Colton, J. H., and Co. Texas. J.H. Colton & Co., 0AD. https://collections.library.yale.edu/catalog/15811491.

APA, 6th edition

Colton, J. H., & C. (0 C.E.). Texas. [Maps]. J.H. Colton & Co., https://collections.library.yale.edu/catalog/15811491.