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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
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