Cite This Item
MLA
Engraving room, pentograph dpptt. Office building, 3rd. floor. February 1914. Web. 25 Apr 2024. <https://ark.digitalcommonwealth.org/ark:/50959/4x51hx93t>.
APA
Engraving room, pentograph dpptt. Office building, 3rd. floor [Photograph]. (February 1914). Retrieved from https://ark.digitalcommonwealth.org/ark:/50959/4x51hx93t
Chicago
"Engraving room, pentograph dpptt. Office building, 3rd. floor." Photograph. February 1914. Digital Commonwealth, https://ark.digitalcommonwealth.org/ark:/50959/4x51hx93t (accessed April 25, 2024).