Cite

[Harvesting using steam powered machinery]

MLA

[Harvesting Using Steam Powered Machinery]. Republican print, 0AD. https://collections.library.yale.edu/catalog/2000960.

APA, 6th edition

[Harvesting using steam powered machinery]. (0 C.E.). [Card photographs, Half stereographs, Photographic prints]. Republican print. https://collections.library.yale.edu/catalog/2000960.