TO Te ee ee Fe ee ee ee ee 
Miscellaneous Intelligence. 287 
tion of the California Academy of ober Sciences. The follow- 
ing officers were elected for the next me 
President, Prof. Asa Gray, of Ca ier eee, Shoe Porciduas: Prof. 
George F. Bar arker, of New Haven ; General Secretary , Prof. F. W. 
Putnam of Salem; Treasurer, Mr. Wm. 8. Vaux, of f’ Philadelphia, 
The following i is a list of the papers presented : 
1. In Genera Szsston. 
- On the Chemistry of ay A ig pase Process 
Mrs. Willard’s _Theory of Circulation by hicattrasion: Mrs. A. j PHELPS. 
(Read by J. G. Morris.) 
. Last Winter’s occupation of Moosilauke Mountain in New Hampshire; 
J. tL HUNTINGTON. 
2. In Secrion A. 
Mathematics, Physics, wis ania 
1. Some new erplications of the Graphical Mi D C. Pro 
On ae m and the possibility of iatntay Rigs A eiricuiseigan © iowiip 
C. Proxenrs 
. An irsantedlbas of the Doctrine of et yg sold a W. CLARKE. 
4 The Isothermals of the Lake Region 
A Descripti 2 2S a new apparatus ‘tor illustrating the Precession of the 
Bantaoses JAS. 
ne Magnetic ‘Wells of Michigan; A. W 
7 wha is due the credit of i most siplartanit application of Steam as a 
Motive: Power; CLINTON ROOSEVEL’ 
8. On Methods of a ing optinl Meteorology, _Darticularly the aces 
of Halos and Coron, according to hnodigy eory of Bravais; JosepH LOVERIN 
9. Researches in 3: Hlecro-Magnet Ma 
10. Abstract o: pete seni le method of measuring Electrical Conduc- 
tivities by means of two equal ‘abe ace | Magneto-electric Currents or Waves ; 
ALFRED M. MayEr. 
1l. Un pu blished experiments of Prof. W. B. Rogers on the Influence exerted 
Lg the — of Carbonic Acid in gas, on its Illuminating Power; Frepewick 
12. A Gra phica 1 Discussion of the various formule proposed for the tec 
between ae sapere of light produced by the combustion of Illuminating Gas 
and the volume f gas consumed ; Puidinel E. Stumpson. 
aes : 
; L. BRapLey 
15. The } Marbice of Texas; SoLomo 
Review aes oe between Solar esa "Delbeakeie Magnetism, and the Aurora 
re 
it, A ‘Theory of the Constitution of the Corona of the Ag Simon NEwooms. 
18. On th easter tr that Matter i is ge ers le ; F. WaALLING. 
otion 
20. Thee soutitiond 6 of Stable Equilibrium i in ‘Ait Orbits: H. F. WALLING. 
21. Spectroscopic examination of the Bessemer Flame; J. M. 
22. Description of a new ee for the automatic registration of Mete- 
orological phenomena; G. W. HovaH. 
5 Rema ski: thos total fluctuation of the Barometric Column; G. W. Hoven. 
4. Relations existing between temperature, pressure, bp and rain-fall as 
indlenisd ve automatic registering instruments; G. W. Hou: 
Ealy On he rate of the Dudley Observatory Sidereal Clock Tor two years; G. W. 
UG 
26. tk a new form of -ieudgags horizon, by which vibrations are extinguished ; 
J. ie Lanz. (Presented b 
27. Description 
28. On proposed improvements for Common Roads; 8. D. TILLMAN. 
29. On a new Musical Notation: ; S. D. TILLMAN. 
