Air Age Map of the World. A Polar Projection

Chicago citation style
C.S. Hammond & Co. Air Age Map of the World. A Polar Projection. 1945. Retrieved from the Digital Public Library of America, https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~277733~90050752. (Accessed December 14, 2018.)
APA citation style
C.S. Hammond & Co, (1945) Air Age Map of the World. A Polar Projection. Retrieved from the Digital Public Library of America, https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~277733~90050752
MLA citation style
C.S. Hammond & Co. Retrieved from the Digital Public Library of America <https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~277733~90050752>.
Note: These citations are programmatically generated and may be incomplete.