II. 



MATHEMATICAL AND GEOLOGICAL PAPERS. 



1. "A Probable Origin of the Rings of Saturn." 



Hy Al.iiKRT 15. Hi:.\f;AN-. 



2. "The Marine Tertiary Stratigraphy of the North Pacific Coast 



of North Amerca." — A Review. 



By .Vlhkrt B. Keagax. 



. "Deep Wells at Elmdale." 



By At.va .T. Smith. 



4. "Kaw Valley Anticline." 



By E. C. Warfkl. 



5. "The Chert Gravels of Eastern Kansas." 



By L. C. WOOSTKR. 



(41) 



