... Key to the upper Devonian of southern New York
Subtitle: designed for teachers and students in secondary schools
By: by Gilbert Dennison Harris ...
Series: Elementary natural history series -- no. 2; Elementary natural history series -- no. 2.
Publisher: Harris
Published: 1899
Place of publication: Ithaca
Language: eng
Number of pages: 26
Subjects: Geology; Stratigraphic Geology; Paleontology
Notes: Some plates printed on both sides.