Rocks to Roads 09: Steam shovel at work

Chicago citation style
Rocks to Roads 09: Steam shovel at work. ca. 1915. Retrieved from the Digital Public Library of America, http://content.mpl.org/cdm/ref/collection/nbhs/id/129. (Accessed April 18, 2024.)
APA citation style
(ca. 1915) Rocks to Roads 09: Steam shovel at work. Retrieved from the Digital Public Library of America, http://content.mpl.org/cdm/ref/collection/nbhs/id/129
MLA citation style
Retrieved from the Digital Public Library of America <http://content.mpl.org/cdm/ref/collection/nbhs/id/129>.
Note: These citations are programmatically generated and may be incomplete.