Construction of the Great Northern Railway tunnel, Seattle, ca. 1903

Chicago citation style
Curtis, Asahel, 1874-1941. Construction of the Great Northern Railway tunnel, Seattle, ca. 1903. ca. 1903. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/transportation/id/251. (Accessed June 20, 2018.)
APA citation style
Curtis, Asahel, 1874-1941, (ca. 1903) Construction of the Great Northern Railway tunnel, Seattle, ca. 1903. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/transportation/id/251
MLA citation style
Curtis, Asahel, 1874-1941. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/transportation/id/251>.
Note: These citations are programmatically generated and may be incomplete.