1853-55 USPRR Geological Profile and Topographic maps -2 Sheets w/OHC

2 sheets , 11 x 36" & 11 x 40" hand colored lithographs

Fine examples of the USPRR report related maps of the topographic and geologic profiles of the route across the country in 1853 . Great primary data with original hand water color as prescribed by the geologist on the expedition , Mr.Jules Marcou with the assistance of William Blake