Subject: Western United States
Period: 1904 (dated)
Publication:
Color: Printed Color
Size:
30 x 30.3 inches
76.2 x 77 cm
A. Preliminary Map Showing Present State of Knowledge Relating to Underground Waters in the Central Great Plains. This attractive map of western Nebraska and Colorado and parts of bordering states shows considerable detail. Topography and hydrography are well developed. Several railway lines are identified. Eight geologic units are indicated by color.
B. Preliminary Geologic Map of the Central Great Plains. Same geography as above in vivid color with eighteen geologic units shown. Drawn by N.H. Darton.
References:
Condition: A
Issued folding.