Plane-spotting tower, April 1944

Chicago citation style
Worthen, Edwin B., 1879-1956. Plane-spotting tower, April 1944. 1944-04-19. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/qf85nt00c. (Accessed June 22, 2018.)
APA citation style
Worthen, Edwin B., 1879-1956, (1944-04-19) Plane-spotting tower, April 1944. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/qf85nt00c
MLA citation style
Worthen, Edwin B., 1879-1956. Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/qf85nt00c>.
Note: These citations are programmatically generated and may be incomplete.