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1876

61C. S.W. Colorado, San Juan Mining Regi …

National Atlas

S.W. Colorado, San Juan Mining Region. A …

1878

61D. Part Of South Western Colorado.

National Atlas

Part Of South Western Colorado, Atlas Sh …

1875

61C. SW Colorado.

National Atlas

Southwestern Colorado, Atlas Sheet 61 C. …

1878

61C. Part Of Southwestern Colorado.

National Atlas

Part Of Southwestern Colorado, Atlas She …

1882

69. Parts Of Southern Colorado And North …

National Atlas

Parts Of Southern Colorado And Northern …