"[Lot of 2 - Survey from Western Kansas to Western Nevada]", U.S. Coast & Geodetic Survey
Subject: Western United States
Period: 1892-93 (dated)
Publication: Coast and Geodetic Survey Report
Color: Black & White
32.3 x 37.5 inches
82 x 95.3 cm
"Progress of the Triangulation between Western Kansas and Eastern Utah along or near the 39th parallel June 30th 1892", "Progress of the Triangulation between Eastern Utah and Western Nevada along or near the 39th parallel June 30th 1893". A detailed pair of maps.
Light toning along folds with some separations repaired with tissue on verso.