I V Contents. 
Uevieiv of Recent GeoUxjical Literatuie. — Snpiilenient till om Accro- 
carezonen, also En trilobit fnln SkiineH Dictyoi^iaphtus-skiffer, 
JoH. Ch. Mobekg, 125. — Topaz crystals in the mineral collection 
of the U. S. National Museum, A. S. Eaklk, 125.- Distribution 
of metallic wealth in Arizona, W. P. Blakk, 125. ^The Cretaceous 
Foramiuifera of New Jersey, R. M. Bagg, Jr.. 126.— Recent Earth 
movement in the Great Lakes region, G. K. Gilbert, 12G: Phy- 
sical Geography, W. M. Davis and W. H. Snyder, 127. 
Monthly Authors^ Catalogue of American Geological Literature, 129. 
Corresipondence. — Kansas University" Geological Survey, Euasmus 
Haworth, 135. 
Personal and Scientific Neios. — International Congress of Geologists, 
1900, 135. — International Geographical Congress, 1.35. — Ward's col 
lection of Meteorites, 135.--Hutton's Theory of the Earth, etc., 136. 
MARCH NUMBER. 
The Life and Work of Jaraes Hall, LL. D. Horace C. 
HovEY, D. D. [Plates IV and v.] 137 
Notes on the Drift of Northwestern Iowa. H. Foster 
Bain 168 
(.'oramon Zeolites of the Minnesota Shore of Lake Su- 
perior. N. H. WiNCHELL 176, 
A Deep Pre-Glaeial Channel in Western Ohio and East- 
ern Indiana. J, A. BowNocKER. [Plate VI.] 178 
The Occurrence and Origin of Diamonds in California. 
H. W. Turner 182 
Hcvieic of Recent Geological Literature. — South Dakota Geological 
Survey. First and second reports, James E. Todd, 192. —Is the 
Loess of Aqueous origin? B. Shimek, 192. — Maryland Geological 
Survey, Wm. Bullock Clarke, 193. — Geology of the Lake Placid 
region, J. F. Kemp, 195. — Fossil Plants for students of botany and 
geology, A. C. Seward, 185.— The Richmond and London folios, 
United States Geological Survey, 188. 
Monthly Author^'' Catalogue of Ainericaa Geological Literature, 20\. 
Personal and Scientific News, 205. 
APRIL NUMBER. 
The Peneplain. W.M.Davis. [Plate VII.] 207 
Notes on the Cretaceous and Associated Clays of Middle 
Georgia. George E. Ladd 240 
The Optical Characters of Jacksonite. N. H. Winchell. 251 
