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0^1- 
CONTENTS. 
JANUARY NUMBER. 
Page. 
Sketch of W. W. Mather. C. H. Hitchcock. [Portrait.] 1 
The Study of Natural Palimpsests. G. P. Grimsley 15 
The Galena and Maquoketa Series. [IL] F. W. Sarde- 
SON.. 21 
Rules and Misrules in Stratigraphie Classification. [I.] 
Jules Marcou 35 
The Relation of the Streams in the Neighborhood of 
Philadelphia to the Bryn Mawr Gravel. Miss F. 
Bascom. [Plate II.] 50 
Rev'ieio of Recent Geological Literature. — The Underground Water 
of the Arkansas Valley in Eastern Colorado, G. K. Gilbert, 57.— 
On the Apical End of Endoceras, Gerard Holm, 60. — Faunas of 
the Paradoxides Beds in Eastern North America, G. F. Matthew, 
62. — The Disseminated Lead Ores of Southeastern Missouri, Ar- 
thur WiNSLOw, 63. — Contributions to the Cretaceous Paleontol- 
ogy of the Pacific Coast: The Fauna of the Knoxville Beds, T. W. 
Stanton, 63. — Bibliography of Missouri Geology, C. R. Keyes, 63. 
— The Eocene Deposits of the Middle Atlantic Slope, W. B. Clark, 
64.— The Cambrian Rocks of Pennsylvania, C. D. Walcoit, 64.— 
Annual Report of the Inspector of Mines of Kentucky for 1895, C. 
J. Norwood, 65. 
List of Recent Publications, 65. 
Correspundence.— The Age of the California Coast Ranges, F. Leslie 
Ransome, 66. 
Personal and Scientific Neivs, 67. 
