C. M. Wetheriil on the Artesian Well of Lafayette, Ia. 241 
142° 24’, the water in the camp when the air was at a tempera- 
ture of 64° Fahr., had boiled at 214° F. Prof. Coritska, who 
directs the height measurements of our Geological Reichsanstalt 
undertook at my request the computation of these data an 
found that if they are correct, this point must lie 306 meters 
below the sea level.” 
Art. XXTX.—Analysis of the White Sulphur Water of the Arte- 
sian Well of Lafayette, Indiana; by CHARLES M. WETHERILL, 
Ph.D., M.D. 
Clay Oke ete ale ip ocie ae a cig ; 
Clay and a ee ten 9 6 Water. 
Graveliand pebbles ........... Cae 
Me gravel and sand.........+ 13 
me ” Ageia ees ee 1 
tavel, clay and pebbles....... o i8 
Dar gray clay x een eA ae 72 ; Marlite. 
PAM ad grayed 0 is Water. 
a and pebbles............ 1.*3 
and and Pare | oo ee q 3 
Cla; Oy pe ca. Oe 6 
