Franklin

An index to the geology of the northern states [microform] : with a transverse section from Catskill Mountain to the Atlantic / by Amos Eaton.

MLA

Eaton, Amos. An Index to the Geology of the Northern States: with a Transverse Section From Catskill Mountain to the Atlantic. Leicester [Mass.]: Printed by Hori Brown, 1818.

APA

Eaton, A. (1818). An index to the geology of the northern states: with a transverse section from Catskill Mountain to the Atlantic. Leicester [Mass.]: Printed by Hori Brown.

Chicago

Eaton, Amos, An Index to the Geology of the Northern States: With a Transverse Section From Catskill Mountain to the Atlantic. Leicester [Mass.]: Printed by Hori Brown, 1818.