Cite

Cumberland, Iowa (487-188)

MLA

Plowden, David (1932). Cumberland, Iowa (487-188). Box 30. 1987 April. https://collections.library.yale.edu/catalog/2040153.

APA, 6th edition

Plowden, David (1932). (["Box 30"])(1987 April)[Cumberland, Iowa (487-188)]. https://collections.library.yale.edu/catalog/2040153.