Miscellaneous Bibliography. 447 
8. On the force of fired gunpowder, and the pressure to which heavy 
CRABB 
guns are actually subjected in firing ; . P, Banyarp. 
- 10, Description of an anemograph, designed for the University of Mis- 
sissippi; F. A. P. Barnarp. - 
11. On materials of combustion for lamps in Light Houses; Joszpx 
Heyry. 
12, On the Parallelogram of Forces, and on virtual velocities; 
T, Srrone. 
13. On photographs of the Solar Spectrum ; L. M. Ruruerrurp. 
14. On the tangencies of Circles and Spheres ; J. G. Barnarp. 
15. Observations of the Planet Venus near the times of her inferior 
Conjunction, Sept. 28, 1863, and subsequently; Prof. Srepnen AEx- 
ANDE 
16. Brief note on the forms of icebergs; Prof. Srepuzn ALEXANDER, 
14. Maury’s Sailing Directions, and Wind and Current Charts — 
_ Wm. J. Tayzor.—Prof, William J. Taylor died at Philadelphia, April 
6th, aged 31. He was for several years a resident of iladelphia, and 
department of Mineralogy. In the autumn of 1859, he was called to 
the chair of Chemistry in the Medical College at Mobile, Ala., where he 
spent but one season. Returning north, he settled near Berlin, Worcester 
Co., Maryland, and, on the breaking out of the war, was a very ardent 
Supporter of the cause of the Union. He aided in raising a regiment, of 
ne he was Major, and continued in re pile service woe Le 
months, In his early death, mineralogical science Joses an active 
able investigator, BE promt an jaa ie and whole-souled patriot, 
; V. MISCELLANEOUS BIBLIOGRAPHY. 
_L. Boston Journal of Natural History: Vol. VIL, No. 1, 1859,—- 
Arr. I. A Supplement ‘3 the “ Terrestrial Mollusks of the United States ;” 
by W. G Brrwey. Ree ae 
No. 2, 1861.—Anrr. II. Observations upon the Geology and Paleon- 
tology of Burlington, Iowa, and its vicinity; by Oaaries A. Warrz.— 
TL On the Hymenoptera of the genus Atlantus in the United States ; 
y Eowarv Norton.—IV. Descriptions of new species av ea from 
© Carboniferous Rocks of the Mississippi Valley ; by James Hau. ~ 
. 
