iv CONTENTS. 
INTELLIGENCE AND MISCELLANIES. 
I. Domestic. 
i. Notice of Native Iron from Canaan, Con 
2. Notice of Antimony, Automalit mans ar at ‘ec Conn. ; 
with various other localities of minerals. By C. U. Shepard, 
3. Measurement of Crystals of Topaz from a Aa Conn. 
U. Shepard, 158 
4. A comparison of S "ag Peart characters of the Cyanite 
and Sillimanite. Shepard, 
5, 6. ce otice of Minerals from Plymouth, Conn.—Minerals from New a 
hetla 
ya Pyrites investing ot Veronnt Stalks, &c. 162 
8. Mr. Webster’s Notice of the sea — of igces and of the accele- 
ration of “Water W Wheels during the n 163 
9, Curious effect of — r Light, 164 
10. Agriculture—Whea 165 
11. Aerostation, 166 
32. — 168 
13. Localities of Minerals, 169 
14. P Soccer of grass in gravel—Production of the Potatee on a mu- 
tilated vine, 170 
15, 16. Taxidermia— Herb 171 
17. Ascent up Mou ae par. eg ee irised shadows. 17 
18, 19, 20, 21. New works on Mineralogy and Geolo ogy— parents og ae. 
Institute of ent bucket —Trituration of Mercury—-Geological Sur- 
yey of Pennsylv: 
22,23. Mineralogy Of | Nova a &e. 176 
24,.25 Native G — ora Cest 177 
26. Com chet Se a "Tor ey’s ca 179 
27. Remarks on a curious wn li of Solar Light, 180 
If. Foreien. ; 
of Platinum, er combustible Gases mixed wie oe. 18t 
Collectinn of keraihins and Meteoric lron—Embalm 183 
Foreign Literature and Science—extracted and translated by J. Griscom. 
1. lee-House of Saint — 
2 Mineralogy of Vesuvi 185 
3,4 Gay-Lus ste— Composition of Feldspar and Serpentine, 187 
5 Jeweller’s Pow 188 
6.7, 8. Strength of gers pipes—Titanium—Matual instruction in 
a ee 
9. Geor 190 
10 Esdvcation in Switzerland, 191 
as Necrology, 192 
walls from dampness, 
"733, i s Be 
peta 15, _Sceatise reward—Volcanic ashetcLatea? of children in 
ufactories 
6, 17. Relrigerating Compound—Dry Voltaic batteries, 195 
teen, =n Action of poisons on the vegetable kingdom, 196 
39, 20, 21, 22. Russ sian_mines— Technological Institutes —Deaf and 
dumb—Ir i rid 
Tron ge, 
23, 24, 25. Bhagavad—Gitah —Geneva—-New 5 
27, 28 Con: cee of electricity—Solar 
29. New formation 
tet tro-magnetis: 199 
at anhydress’ sulphuric ac lee —— = 200 
