Wachusett Dam, ledge on the bottom of the excavation pit, Clinton, Mass., Jun. 6, 1901

Chicago citation style
Massachusetts, Metropolitan Water and Sewerage Board. Wachusett Dam, ledge on the bottom of the excavation pit, Clinton, Mass., Jun. 6, 1901. 1901-06-06. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/ft848x13h. (Accessed June 22, 2018.)
APA citation style
Massachusetts, Metropolitan Water and Sewerage Board, (1901-06-06) Wachusett Dam, ledge on the bottom of the excavation pit, Clinton, Mass., Jun. 6, 1901. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/ft848x13h
MLA citation style
Massachusetts, Metropolitan Water and Sewerage Board. Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/ft848x13h>.
Note: These citations are programmatically generated and may be incomplete.