Coal mining, Anthracite Region, Pennsylvania. A miner testing the roof, following a blast

Chicago citation style
Coal mining, Anthracite Region, Pennsylvania. A miner testing the roof, following a blast. 1930-1945. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/4b29b776s. (Accessed July 17, 2018.)
APA citation style
(1930-1945) Coal mining, Anthracite Region, Pennsylvania. A miner testing the roof, following a blast. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/4b29b776s
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/4b29b776s>.
Note: These citations are programmatically generated and may be incomplete.