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1898
Covers: Atlas to the Geology …
Spurr, Josiah Edward
0942A
1898
Title Page: Atlas to the Geo …
Spurr, Josiah Edward
0942B
1898
Table of Contents: Atlas to …
Spurr, Josiah Edward
0942C
1898
Legend: Atlas to the Geology …
Spurr, Josiah Edward
0942D
1898
Aspen District Sheet.
Spurr, Josiah Edward
0942.003
1898
Aspen Special.
Spurr, Josiah Edward
0942.006
1898
Tourtelotte Park Special.
Spurr, Josiah Edward
0942.009
1898
Hunter Park Special Sheet.
Spurr, Josiah Edward
0942.014
1898
Lenado Special Sheet.
Spurr, Josiah Edward
0942.017
1898
Tourtelotte Park Mining Dist …
Spurr, Josiah Edward
0942.018
1898
Aspen Mountain Sheet.
Spurr, Josiah Edward
0942.022
1898
Smuggler Mountain.
Spurr, Josiah Edward
0942.024