Reconnaissance map of Ruby district, Alaska / U.S. Geoogical Survey; Alfred H. Brooks, geologist in charge of division

Chicago citation style
Reconnaissance map of Ruby district, Alaska / U.S. Geoogical Survey; Alfred H. Brooks, geologist in charge of division. 1921. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/6744. (Accessed March 28, 2024.)
APA citation style
(1921) Reconnaissance map of Ruby district, Alaska / U.S. Geoogical Survey; Alfred H. Brooks, geologist in charge of division. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/6744
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/6744>.
Note: These citations are programmatically generated and may be incomplete.