Back to photostream

gelss

Magnetic Station Flat Disk

U.S. Coast & Geodetic Survey MAGNETIC STATION flat disk, used from c1912 to c1921.

338 views
0 faves
0 comments
Uploaded on March 13, 2009
Taken on March 13, 2009

Magnetic Station Flat Disk

U.S. Coast & Geodetic Survey MAGNETIC STATION flat disk, used from c1912 to c1921.

338 views
0 faves
0 comments
Uploaded on March 13, 2009
Taken on March 13, 2009
All rights reserved