Cite

Portside Crew Tunnel, Steamer J. Burton Ayers, Columbia Steamships (1190-757)

MLA

Plowden, David (1932). Portside Crew Tunnel, Steamer J. Burton Ayers, Columbia Steamships (1190-757). Box 61. 1990 November. https://collections.library.yale.edu/catalog/2041421.

APA, 6th edition

Plowden, David (1932). (["Box 61"])(1990 November)[Portside Crew Tunnel, Steamer J. Burton Ayers, Columbia Steamships (1190-757)]. https://collections.library.yale.edu/catalog/2041421.