Citations are generated automatically from bibliographic data as
a convenience, and may not be complete or accurate.
Chicago citation style:
North, Gary W, U.S Geological Survey, and North Arrow Ltd. Photographic negative transparency of U.S. Geological Survey topographic map of the District of Columbia and adjacent suburban areas. [Leesburg, VA: North Arrow Ltd, 1915] Map. https://www.loc.gov/item/2009584233/.
APA citation style:
North, G. W., Geological Survey, U. S. & North Arrow Ltd. (1915) Photographic negative transparency of U.S. Geological Survey topographic map of the District of Columbia and adjacent suburban areas. [Leesburg, VA: North Arrow Ltd] [Map] Retrieved from the Library of Congress, https://www.loc.gov/item/2009584233/.
MLA citation style:
North, Gary W, U.S Geological Survey, and North Arrow Ltd. Photographic negative transparency of U.S. Geological Survey topographic map of the District of Columbia and adjacent suburban areas. [Leesburg, VA: North Arrow Ltd, 1915] Map. Retrieved from the Library of Congress, <www.loc.gov/item/2009584233/>.