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CONTENTS TO VOLUME XVII. 
—<>__ 
NUMBER I. 
Arr. I. Sketch of the Geology of sh Arctic Regions, and the. 
Steppes of Russia, with notices of Siberia, Kamschat- 
ka, and the Kurile Islan 
II. On the influence of cera substances on the Peroxide 
of Hydrogen; by Epwin D. Faust, M.D. 
IfI. Accident in consequence ‘of the compression of the air, 38 
IV. Apes and i Apel of an Iron Ore, (fer titanné,) from the 
EM 
map. inteodartdre notice of specimens of silver es. 
Peru and Chili; by the Enrror, 
VI. Geological Prodromus; by Prof. A hizow, 
VI. pains Ei a Problem in Fluxions; by Prof. Pavovone 
Str 
Vill. The Fundamental Prinerple of the Tete Calculus dem- 
onstrated by the method of peelenints Commu- 
wetted by Mr. Stites Fren 
IX. Notice of the Mineral Fusible Cathal ar” H. Fitz tw witz, 81 
X. ne ae the sAbosipies of pastes are by 
r. Horatio G. With drawings. 
XI. Avhiteetone in the United States, - - 99 
XII. Manufacture of Steel, - - ill 
XIU. Notice of Peruvian Antigaities<Swith a print, 116 
XIV. Igneous Origin he some ie Rocks—with a print, (fron- 
— 119 
XIV. bis. Danger iro oa the pieeaiare explosion of gunpow- 
n the blast pear 2 rocks, with suggestions as to the 
of prev 
XV. On meas of preven inate Rerrostciat aa Beieaeuicate 
of Manganese, and various other American Minerals; 
b “s Ye Suerarp, Assistant to the Prof. of Chem. and 
Lect. on Bot. in 14 
XVI. Observations on the Magnetism of the Earth, especially 
Arctic Regions; in a letter from E pap Sa- 
bin e, Esq. to Prof. Renwick, 
XVII. N sac. Sir Humphry Vary Dr. Wollaston, 157 
SCIENTIFIC INTELLIGENCE? 
MECHANICAL PHILOSOPHY. 
132 
1, 2. Invention of stereotyping—Hydrostatic lamp with a double 
rrent of air, - - - - 161 
* Ina — of the edition, repeated through inadvertence. 
articles communicated by Prof, Griseom. 
