ADVERTISEMENTS. iii 
COMMENCED JANUARY, 1888. TWO VOLUMES PER YEAR. 
AMERICAN GEOLOGIST, 
LSC. 
The Oldest Exclusively Geological Magazine Published in America. 
EDITORS AND PROPRIETORS: 
CHARLES E. Saan, Ph. D; F. pie Yale University, New Haven, Con 
Biante ‘Cait Ph. D., A a. 8. å; Sta te Geologist, Sta - Bee niversity, gh a City 
Joun M. CLARKE, M. A., Deut. Geol. Gessell., Soc c. Imp. M . New Yor k Geol. a Albany, N.Y. 
EDWARD bi DLANA POLE, B. A., D. Se. (London), F . G SS., yA E. and A., Buchtel College, Akron, 
FRANCIS W. CracIN, B. Se., F. G. S. A., eal Geology and Paleontology, Colorado College, 
Colorado Springs, Colo. Texas Geo 
Jonn Eyerman, Esq., F. Z. S., F. G. S. A As S., M. I. M. E., ‘Oakhurst,’ Easton 
PERSIFOR FRAZER, Doct. es. Sei. Nat., Oieier de Instruction “Publi ique (France), Gorrespondan 
Reichsanstalt owe F. Pe iy A. Prof. of Chem., Hort htc og ets 
Epwarp 0. ULRICH, M. FG. S: A, Pa læontologist, Geol. Bar C., iat t, Ky. 
WARREN Upnay, M. A., a.S. S Librarian of the Minnesota Historical ye demi St. Panl, Minn, 
MarsumMan E. pean M. Å., Ph. D, F. G. 8. A, F. G. 8., Director of the Mic chigan 
is C. Warre, M. A., Ph. D., F. G. S. A., Morgantown, W 
Newton H. Wincue t, M. A., F. G. 5. A., State Geologist, Univ, i, Minneapolis, Minn. 
TERMS. 
To Subscribers in the United States, Eene and Mexico. : i > $3.50 a year 
To other Subscribers in the Postal Uni ` ; : . 4.00 a year 
The AMERICAN GEOLOGIST i e Popa monthly from the office of publication at 
Minneapolis, Minnesota, United Sta f America, Sixteen volumes are Freri i com- 
pleted; the seventeenth begins with ein num sie for January, 1896. The magazine has 
received a cordial welcome and a generous support from leading geologists everywhere and 
it is now recognized as the exponent of the rapid „geologic al progress that is nd M place 
à a? : : 
re its r 
latest res geologi In addition to the longer papers it gives synopses 
recent paart e pableaibons ase brief notes on current geological events. 
IT IS NOT THE ORGAN OF ANY INSTITUTION, NOR OF ANY SECTION OF 
THE COUNTRY, NOR OF ANY PARTY. 
The numbers for 1888 will hereafter be sent to new subscribers for $3.50, or bound in cloth for $4.50; 
those for 1889, 1890, pats parat 1893, Bogs —_! _ sand A end each, or itn for r $3.50 each. New subscribers 
— remit $24.50 w e all ubscription for seta: 1896. Fifty cents sat year i 
st be added to ene oe ee for fared: vagta mot Th 
a will be $32.50 and the a cae gA pAr by the Pat Ner There are es volumes in 
each year, each volume having over 400 pages. 
SAMPLE COPIES 20 CENTS. 
THE GEOLOGICAL PUBLISHING Co., 
Minneapolis, Minn., U. S. A., Jan. 1, 1896. 
European Agent, Mr. HENRY CLAYPOLE, 
Manager of the London & Co. Bank, 
vot on : SITTINGBOURNE, KENT, Eng. 
