710 TRANS. OF THE ACAD. OF SCIENCE, 
Magnetisme, par M. Encke,—Note sur Aurore Boréale du 
21 Avril, 1859, par M. Ernest Quetelet,— from the Royal 
Academy ; Bull. de la Soc. Imp. zool. d’Acclimatation, Juin, 
1860, from the Society ; Bulletin pearapnlate e Hector 
Bossange et Ns 4 uillet, 1860 ; ze c. Aca Fr at. Sciences, 
Art, July, 1860, ers : Radtors: Souk Frank. Inst. Phil., 
Aug., 1860, from the Frstitute ; Jahresb. der Pollichia, eines 
naturw. Vereins der Rheinpfalz, Band XV.--XVIL., 1857--9, 
—Commentationes Botanice, auct. fratribus Schultz, 1859,— 
Die Laubmoose der Rheinpfalz, from Dr. Schultz 
r. Engelmann observed that Saturday, July 2Ist, ult., was 
se hottest ree he had ever obsery ved at this locality, 
the temperature. The air was excessively dry, the wet bulb 
thermometer ranging nearly 30 degrees lower than the dry 
bulb, which indicates a proportion of humidity in the atmos- 
phere of only about 22. 
Prof. William Haidinger, Director of the Imperial Geologi- 
cal Institute of Vienna, &c., &e., Prof. Charles U. Shepard of 
New Haven, Conn., Solomon ’ Horine, M.D., of Memphis, 
Tenn., and C. H. Schultz, M.D., of Deidesheim, Bavaria, were 
dette ‘utraspakoing Members. 
August 20,.1860. 
Vice-President Dr. EnarnMAnwn in the chair. 
acknowledging his election as a Corresponding Member. 
_ The followin a gue were met re pc Acad. 
Bull. ihcrencel de | = Bos Imp. pi d’Acclimatation, Paris, 
» Vi. No: 7, Juillet, 1860, Jrom the Society. 
A letter was read from Dr. M. A. Pallen, communicating 
his resignation of the office of Recording “Secretary, which 
