CLAYS, SOILS, ETC. 225 
E. Tallow clay, lead mine at Lansing, Iowa. Collected by W. P. Jenney. Analy- 
sis by H. N. Stokes, record No. 1337. Dried at 100° _ Partial analysis. 
F. Greenish-gray clay, New Ulm, Minnesota. Analysis by T. M. Chatard, record 
No. 825. 
100.08 | 99.60 | 100.06 | 100.22 | 97.49} 100.32 
WISCONSIN. 
Clays, etc., described by Chamberlin and Salisbury in 6th Ann., pp. 250 and 282. 
Analyses by R. B. Riggs, record Nos. 259, 260, 261, 262, 290, 295. Dried at 100°. 
. Residuary clay from Dodgeville, 44 feet below surface. 
. The same, 84 feet below surface. 
. Residuary clay from near Cobb, 44 feet below surface. 
. Same as C, 34 feet below surface. 
. Red, putty-like clay, containing pebbles, Milwaukee. 
. Red pebble clay, Milwaukee. 
devo S 
MISSOURI AND ARKANSAS. 
A. Typical loess, Kansas City, Missouri. Dried at 100°. Described by Chamberlin 
and Salisbury, 6th Ann., p. 282. Analysis by R. B. Riggs, record No. 291. 
