iy CONTENTS. 
PHYSICS, MATHEMATICS, CHEMISTRY, MECHANICS, &c. 
Page 
Prof. E. Kellogg on the Passage of Lightning, 
A new ee “a deep: ef of the third and fourth de- 
gree; by er C. Twining, 
Formula for the Preparctians of | the Sulphate of ‘Rhubarb, - - oo 
_ Mr. Patten’s Air-Pump, Gazometer, and Balance Beam 
Prof: Wallace in Reply to the Tebsharks of B. upon his paper on Al. 
gebraic Series, - 98 
asserted Acc eleration dey the Motion of Water-Wheels, 
duriug the Night and in Win 104 
Rev. E. act ae Se eee a “The n aw inethad of d etarmining 
the Lo ude by th nation of the Moon and Stars,” with 
“a list of ‘Stare E opiiounde & or purpose for Ma your 1825, we 
? 
Francis Baily, Esq. F. R. S. : \< 
marks on Prof. Wallace’s Reply to B. 293 
ew Demonstrations on the ne of the Overshot ‘Water-Wheel 
by A. B. Qu ae 304 
On high and low pre re Ete: b y he B. Quinby, > . vie 
On the Spiral of alkimedes, by A. B. Quinby, 
Mr. , on Crank Motion, in a to the Remarks of the Ae 
h 
thor of a Review i ha the orth American, 7 
On rim scl on of I in Motion on “Tempered Steel by MM. De 
‘rier, and ‘Colladon, * 324 
Mr. Patten’s Air Pum 327 
Analysis of several Minerals, by Prof. Gmelin, of the University of 
Tubingen, 329 
An Lightniing-Rads, vy Seremiah Vail Ricssalies, M. dD. . 331 
MISCELLANEOUS, 
Notices of the ee ee Geology, and Animal, Vegeta- 
le, and Mineral Productions of the Floridas, and of the Indian 
be 
tribes; i James Pierce, Esq. 119° 
Re marks on et opee of Moritg Hacks; by Rey. 1 Adams, 136 
Remarks o ag Slot ing of Rocks by Ice; by J. 1 
Rem ae additional ‘o the Review of t aeons and Pailips . Geol 
f England and Wales 146 
Rotsnical a sin France, b vP Ed Grisc - - - 154 
Extracts from Mr. Maclure’s L porn to the "Editor, - - 157 
Description of Minerals from Palestine, by Prof. Hall, - 337 
Notice of a Meteoric Stone which fell at Waageeras Maryland, 
February 10th, ss by Dr. Samuel D. Carver, 351 
Notice of a Cave containing Bones in Lanark, Upper Canada, oy 
John I. ag Mt D. 
Notice of Prof. E nis Gedlogiea! Su acter, 356 
ie the papery 5 Divisibiity of a Finite aida of Matter, by Shel 
On the Origin of ‘Ergot, by Gen, Martin Fi eld, ae 
Some Experiments and Remarks on several Species and Varieties af 
€fnchona Bark, by Gegrge W. Garpent 363 
eee eee 
