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1876

Cover: Geological, topographical atlas, …

Geologic Atlas

(Covers to) Engineer Department U.S.A. G …

1876

Title Page: Geological and topographical …

Geologic Atlas

(Title Page to) Engineer Department U.S. …

1876

Index: Geological, topographical atlas, …

Geologic Atlas

(Index Page to) Engineer Department U.S. …

1876

Composite: Geological maps I-V, 40th Par …

Geologic Atlas

(Composite of) Geological Maps I-V, 40th …

1876

General Sections.

Geologic Atlas

General Sections.

1876

Composite: Topographical maps I-V, 40th …

Geologic Atlas

(Composite of) Topographical Maps I-V, 4 …