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1885

Title Page: Monographs of th …

Geology Book

(Title Page to) Department o …

1885

Title Page: Monographs of th …

Geology Book

(Title Page to) Geological h …

1900

Title Page: Twenty-first Ann …

[Geologic Atlas, Geology Boo

(Title Page) Twenty-first An …

1809

Title Page: Observations on …

Geology Book

(Title Page to) Observations …

1818

Title Page: Observations on …

Geology Book

(Title Page to) Transactions …

1838

Title Page: Observations on …

Geology Book

(Title Page to) Observations …