104697 
CONTENTS OF VOLUME XXvV. 
— OQ 
NUMBER I. 
Page. 
Art. I. Historical Eulogy on the a De Laplace; by M. 
: : eee ee 
II. On Aérial Navigation; by H. eae 
III. On the connection between the Mosaic awry. of the 
Creation and the Discoveries of Geolo - - 
-IV. On the Vitality of Toads, &c. eats in Ges er 
if. by the Hon. Wau. A. Tuom 
V. Experiments for iigetektiee| os causes 3 of Water Spouts; 
by Count Xavier De Maistre, 
VI. Observations on some Piseimenti in Blecticiy by 
Prof. Watrer R. Jonnson, - - $e: 
VII. Botanical Communications; by H. B. Ceioos; +i e760 
VIII. A description of anew Mineral Species, from Nova Sco- 
tia, by C. T. Jacxson, M. D.; with a Chemical Analy- 
sis, by Mr. A. A. Haves, of the Roxbury Laboratory, 78 
IX. Internal Improvements of the State of Bere, by 
Epwarp Miter, Civil Engineer, - — 
X. On the Analysis of Square Numbers; by A. D. WHEELER, 
Instructor of the Latin Grammar School, Salem, Mass. 87 
. Experiments with Potassium and Sodium; by Junius T. 
Ducaret, M. D., Professor of Chemistry in the Medical 
Department of the University of Maryland, - - 90 
» XII. On the application of the Fluxional Ratio to particular 
cases; and the coincidence of the several orders of Flux- 
ions with the binomial theorem; by Exizur Wricut, Esq. 93 
XIII. Notices of Fossil Wood in Ohio; in a letter from Rev. 
Sayrs Gazuay, dated — _ 30, iii - 104 
XIV. Fossil Vegetables, - - - 108 
XV. Observations on the Hurricanes ani Storia of the West 
Indies and the coast of the U. States; by W.C. Repriezp, 114 
XVI. Summary Statements of some of the ae g Facts in Me- 
teorology; by W. C. Repriezp, - “ 
XVII. On the construction of De Luc’s Celsenaal: as modified 
by Zamboni; and on the modification of the single: leaf 
Electrometer, contrived by Rosert Harr, M.D, Pro- 
fessor of Chemistry in the University of Punijivanie, 136 
= 
