INDEX. 407 
Pepper, a of, 390 
Petrefactions, new works on, 31 
Philology, 3 
Pisa, 383 
Plants of the North West, description of, 5 
Plants of Litchfield, catalogue of, 69—growing there, 292 
Platina, wire used for, a permanent lamp wick, 328—Platina ex- 
y 
Porter, Jacob, Doctr. localities, 55—Porter T. D. Doctr. on tests 
for the discovery of Arsenic, 1 
Premiums for National Industry, 192—for Mechanical Arts, 192 
Chemical Arts, 192—fabrication of Russian leather—193— 
ees Arts, 193—transferred to the years 1821—1822, 
4 
ans Ann Narischkin, her legacy, 386 
Proteus of the North American lakes, description of, 181 
Quartz, crystals of, in the Island of Lake George, 44 
Quartz, rose,of, Southbury, Connecticut, 54 
itd remarkable fall of, (see Catskill storm passim,) 125 
s, M. Merrimée, 199 
ek for Drunkenness, 385 
Rock crystals, with water, 27 
Royal Medical Society in Fi rance, 378 _ 
Russia, births and deaths, 389 ‘ ; 
Sands of Lake George, 46 
Schoolcraft, Henry R. Mr. his account of a Fossil tree on the river 
des Plaines, 285 
Schools of mutual instruction, 199 
Scientific Journey, by Mr. Seiber of Bohemia, by Professor Rask, 
beryl, 39 
Sections of the Wilkesbarre Coal Mines, 5 
Serpentine Rocks of Hoboken, 16—Chemical characters of, 18 
ybert, Heary, Dr. his a of Sulphuret of Molybdenum, 320 
Shetland Islands, minerals o: 
Singular explosion 400 
Slate siliceous, 43 
Society, American 2 rate 191—literary of Antwerp, 3 
Spar satin, 44—calcareous crystalized at Bakers Falls, foiled : 
reous, crystals of, rie Lake George, 44 
