Earth Features and Their Meaning / An Introduction to Geology for the Student and the General Reader

by William Herbert Hobbs

Proc. Ohio State Acad. Sci.: Proceedings of the Ohio State Academy of Science.

Prof. Pap. U. S. Geol. Surv.: Professional Paper of the United States Geological Survey, Washington.

Pub. Carneg. Inst.: Publication of the Carnegie Institution of Washington.

Pub. Mich. Geol. and Biol. Surv.: Publication of the Michigan Geological and Biological Survey, Lansing.

Quart. Jour. Geol. Soc. Lond.: Quarterly Journal of the Geological Society, London.

Rept. Brit. Assoc. Adv. Sci.: Report of the British Association for the Advancement of Science.

Rept. Geol. Surv. Mich.: Report of the Geological Survey of Michigan, Lansing.

Rept. Mich. Acad. Sci.: Report of the Michigan Academy of Science, Lansing.

Rept. Nat. Conserv. Com.: Report of the National Conservation Commission, Washington.