CONTENTS TO VOLUME XVII. 



NUMBER I. 



Page. 

 Art. I. Sketch of the Geology of the Arctic Regions, and the 

 Steppes of Russia, with notices of Siberia, Kamschat- 

 ka, and the Kurile Islands, - - - 1 



II. On the influence of certain substances on the Peroxide 



of Hydrogen ; by Edwin D. Faust, M. D. - - 34 



III. Accident in consequence of the compression of the air, 38 



IV. Assay and Analysis of an Iron Ore, (fer titanne,) from the 



environs of Baltimore ; by T. G. Clemson, - 42 



V. Sketch of the mine of Pasco; by M. de Rivero: with a 

 map. Introductory notice of specimens of silver from 

 Peru and Chili ; by the Editor, - - 43 



VI. Geological Prodromus ; by Prof. A. Eaton, - 63 



VII. Solution of a Problem in Fluxions ; by Prof Theodore 



Strong, . - _ - _ 69 



VIII. The Fundamental Principle of the Higher Calculus dem- 

 onstrated by the method of Indeterminates. (Commu- 

 nicated by Mr. Stiles French.) - - 74 

 IX. Notice of the Mineral Fusible Cement of H. Fitz Lowitz, 81 

 X. Inquiries into the Principles of Liquid Attraction ; by 



Dr. Horatio G. Hough. With drawings. - 86 



XL Architecture in the United States, - - 99 



XII. Manufacture of Steel, - - - - 111 



XIII. Notice of Peruvian Antiquities — with a print, - 116 



XIV. Igneous Origin of some Trap Rocks — with a print, (fron- 



tispiece.) — Editor, - - - - 119 



XIV. bis.* Danger from the premature explosion of gunpow- 



der in the blasting of rocks, with suggestions as to the 

 means of prevention, - - - - 132 



XV. On Crystallized Native Terrestrial Iron, Ferro-silicate 



of Manganese, and various other American Minerals; 

 by C. U. Shepard, Assistant to the Prof, of Chem. and 

 Lect. on Bot. in Y. C. - - - - 140 



XVL Observations on the Magnetism of the Earth, especially 

 of the Arctic Regions ; in a letter from Edward Sa- 

 bine, Esq. to Prof. Renwick, - - - 145 

 XVII. Necrology. Sir Humphry Davy — Dr. Wollaston, 157 



SCIENTIFIC INTELLIGENCE.! 



mechanical philosophv. 



1, 2, Invention of stereotyping — Hydrostatic lamp with a double 



current of air, - - - - 161 



"* In a part of the edition, repeated through inadvertence, 

 t The arranged articles communicated by Prot. Griscom. 



