iad 
o 
( Continued from page 3 of Cover.) 
VOLUME 47. 
Haves, H. C,— An Investigation of the Errors in Cooling Curves es Methods for Avoiding 
ls. 70c. 
these Errors; Also a New Form 
‘ucible. . 1-22. 6 y, 1911. 
43. 
of Cr P 
Wittson, R. W. — Determination ate the Altitude of Aeroplanes. x "3 . 2 pls, May, 
1911. 55c. 
Daty, R. A.— The Nature of Volcanic rage abe 45-122, 5 pls. ie 1911. $1.15. 
Warren, C. H., and Panacue, 
juincy, 
July, 1911. We. 
Ricuarps, T. W., 
tes of an — ite-Aegirite Granite of 
c= egmat: 
Mass., U. 8. A.; Their Pada sine and Origin. pp. 123-168. 3 pls. 
Transition a Sodium Chromate as 
169-188. J 
A d Keiiey, G. L. — The 
; ace gree Fixed Points in Thermometry. pp. uly, 1911. 
Rosinson, —(I.) On the Classification of Certai ee (I.) Revision of the 
pp- 
BL. — 
nus ene Ba gg 
89-216. July, 1 35c. 
some hitherto undescribed er misplaced Compositae 
