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1882

Title Page: Geology of the C …

Geologic Atlas

(Title Page to) Department O …

1887

Title Page: Geology of the Q …

Geologic Atlas

(Title Page to) Department O …

1898

Title Page: Atlas to the Geo …

Geologic Atlas

(Title Page to) Department O …

1913

Title Page: Atlas of Coal Re …

Geologic Atlas

(Title Page to) The Coal Res …