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![Mercator projection on cylindrical drum cgs02840.jpg Mercator projection on cylindrical drum](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_cgs02840.jpg?itok=fvBxbkAr)
Description
Mercator projection on cylindrical drum. (Image credit: RADM Paul A. Smith, C&GS; (dec.), WW II Collection; NOAA Central Library Historical Collections)
Credit
RADM Paul A. Smith, C&GS; (dec.), WW II Collection; NOAA Central Library Historical Collections
Display Date
1944 circa
Location
Washington, D.C., Department of Commerce Building
Collection
Historic Coast & Geodetic Survey