MLA

Davis, Theodore R. Banking-House, Denver City, Colorado--Miners Bringing in Gold Dust. Harper's Magazine Co., etc, 0AD. https://collections.library.yale.edu/catalog/2015820.

APA, 6th edition

Davis, T. R. (0 C.E.). Banking-house, Denver City, Colorado--miners bringing in gold dust [Relief prints, Wood engravings]. Harper's Magazine Co., etc. https://collections.library.yale.edu/catalog/2015820.