437 
DONATIONS 
TO THE 
LIBRARY OF THE GEOLOGICAL SOCIETY. 
From January 1st to March 31st, 1870. 
I. TRANSACTIONS AND JOURNALS. 
Presented by the respective Societies and Editors. 
Academy (Journal). Nos. 4-6. January to March 1870. 
American Journal of Science and Arts. Second Series. Vol. xiviii. 
No. 144. November 1869. 
J. D. Dana and G. J. Brush.—On the Magnetite in Mica of Penns- 
bury, Pa., in reply to Prof. G. Rose, 360. 
S. F. Peckham.—-On the probable origin ef Albertite and allied 
minerals, 362. 
J. P. Kimball.—Notes on the Geology of Western Texas and of Chi- 
huahua, Mexico, 378. 
O. C. Marsh.—Notes on some new Mosasauroid Reptiles from the 
Greensand of New Jersey, 392. 
Description of a new and gigantic fossil Serpent (Dinophis 
grandis) from the Tertiary of New Jersey, 397. 
——, —. Vol. xlix. No. 145. January 1870. 
W. D. Alexander.—On the Crater of Haleakala, Island of Maui, 
Hawaiian group, 43. 
F. W. Clarke.—On a new method of separating Tin from Arsenic, 
Antimony and Molybdenum, 48. 
E. Billings.—Notes on the structure of the Crinoidea, Cystidea and 
Blastoidea, 51. 
T. S. Hunt.—On Laurentian Rocks in Eastern Massachusetts, 78. 
J. L. Smith.—Account of a fall of meteoric stones near Danville, 
Ala., with an analysis of the same, 90. 
American Naturalist. Vol. ii. Nos. 10-12, December 1869 to 
February 1870. 
VOL. XXVI.—PART I. Ds 
