436 INDEX. 
na ke rature of the oceanic currents, 130. 
egtes cause of, 1 
Ten days ~ a denn the diary of a nat- 
ur md t, 
ne on Saturn’s ring snd comet of 
iela 
Water, beset ts in buildings’as secu- 
rity in fires, 3 
Terrestrial ic oe theory of, 4 - bers ae bec and character, 47, 
a strata of the U. St = new work 
Thorpson, Hon A., on vitality of 
toads in firm Sareutits, 41. 
Thunder storms, 128. 
Tides, Shanta of, 1 
bran Sie d of, ‘nelness: in firm materi- 
este ‘Dr. enc *s experiments on, 187. 
Tourmaline, brown, 349. 
Trade — aeileuss character of, 124. 
be car of Lit. and Hist. Soc. Que- 
Trias, locality of, 346. 
w species of N. American, 
Typhoons, 121. 
Ma corinne fossil, 
Volcanic ashes, showeie ~ 129. 
Volcanos of Haw: 
W. 
pe air, mode of heating apartments by, 
Weat "Tadic, hurricanes and storms of, 
Whirlwinds, sd oe of, 
127. 
e the essential’char- 
acter of all violent perme 117,125,129, 
—__—__——. excited by fires, 127. 
ae Ww. i. meteor ol. ouréal at Sa- 
Winds, characte and geo of, 125. | fy 
ervations 
periodical, 124, 
Witham n fossil vegetables, 108. 
Wood in gore fossi 1, 104 
Wright, E. Esq., on fluxional r: atio, 93 
Writing upon a metallic surface, perma- 
nent after fusion, 197. 
Xs 
Young’s Elements of Geometry, 206. 
Z. : 
nesville, O., remarks on, 
Zoology of Italy, new otk 4 om: b Chas. 
cien Bonaparte, 424. ois 
