United States extends northward to 54°40' west of Rocky Mountains. "Engraved by G. W. Boynton." Prime meridian: Washington. Relief: hachures. Graphic Scale: Miles. Projection: Pseudocylindrical. Printing Process: Copper engraving.
Type
image
Format
image/jpeg
Extent
1 map ; hand col. ; 37 x 29 cm., sheet 50 x 40 cm.
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