

(AGS Membership Benefit - Download Articles from In-Print Digests)
- AGS-17: Geologic Evolution of Arizona, edited by J.P. Jenney and S.J. Reynolds, 1989, Digest, v. 17, 866 p., 1:1,000,000 scale Geologic map of Arizona.
- AGS-10: Tectonic Digest, edited by J.C. Wilt and J.P. Jenney, 1976, v. 10, 430 p.

(Download Articles from Out-of-Print Digests)
- AGS-02: Southern Arizona Guidebook II, Combined Geological Society of America Cordilleran
Section Annual Meeting, 55th, Tucson, Ariz., April 2-6, 1959, and 2nd Annual Arizona Geological Society Digest, edited by L. A. Heindl, 1959, v. 2, 290 p.
Grand Canyon river view, Photo by Alison Jones, 2011