Studies in the physiography of semi-arid regions ...
By: by John Lyon Rich
Published: 1911
Place of publication: Ithaca? N.Y.]
Language: eng
Number of pages: 632
Subjects: Deserts; Physical geography
Notes: Cover-title.

"Reprinted from Journal of Geology, vol.XVIII, no.7, Oct.-Nov., 1910. Journal of Geology, vol. XIX, no.6, Sept.-Oct., 1911. American Journal of Science, vol.XXXII, Oct. 1911."

Thesis (PH. D.)--Cornell University.
Table of contents: title: The physiography of the Bishop Conglomerate, southwestern Wyoming.; title: Gravel as a resistant rock.; title: Recent stream trenching in the semi-arid portion of southwestern New Mexico, a result of removal of vegetation cover.