4 
LOUIS ELSBERG. 
On the Cell-Doctrine, and the Bioplasson-Doctrine, (Nov. 21, 
TGOl), W272 SOUP ADODA-CULS. «2 cin CRG MOOR Ee Ee ee 
ARTHUR H. ELLIOTT. 
The Methods of Ascertaining the Safety of Kerosene Oil, (March 
1S, TSB2) eee seer en ee cee as Rote ye sin 64 a EO Oe 
H. L. FAIRCHILD. 
On a Peculiar Coal-like Transformation of Peat, recently discov- 
érediat Scranton, Penn., (Dee: rar seal) on. «2 6c esse fe 
Methods of Animal Locomotion, (May 8, 1882)...........+.... 
JOHN H. FURMAN. 
The Geology of the Copper Region of Northern Texas and the 
Indian Territory (Oct. 31, 1881), wth one wood-cut........ 
ERNST VON HESSE-WARTEGG. 
The Submarine Tunnel between England and France, (Lecture, 
April 1771682) cies. <3: sds easels bee « cartes oes 
WM. EARL HIDDEN. 
The Discovery of Emeralds in North Carolina, (Jan. 30, 1882)... 
A Phenomenal Find of Fluid-bearing Quartz Crystals, (March 6, 
TOGA) stead ccive cee ates es, Ree eee a kee ae 
CHARLES F. HIMES. 
Stereoscopic Nates, (Mebir3; 1882), °.5) Leo ae. ee 
ROMYN HITCHCOCK. 
‘Recent Advances in Photography, (May 29, 1882)............. 
LAURENCE JOHNSON. 
The Parallel Drift-Hills of Western New York, (Jan. 9, 1882)... 
ALEXIS A. JULIEN. 
The Excavation of the Bed of the Kaaterskill, N. Y., (Nov. 14, 
BOOK) a. 2 chat. dtd eee et ete REE aien sachet ohms: aicterane 
The Volcanic Tuffs of Challis, Idaho, and other Western Locali- 
ties, (Dec. 6; 1881), 2vs7h WONE RUODRCNT Oeics oc os os ee 
ALBERT R. LEEDS. 
Diphenylamine-Acrolein,/(Pebi27,:1882) 3.5. .\./.. ake) eee 
BENJAMIN N. MARTIN. 
The Moral Bearing of Recent Physical Theories, (Lecture, Jan. 
BB TOO?) aio wc vincichekOeMett at sce ct dayaeteee he ae 4-335 ee 
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