 | 1849 - 1118 sivua
...Dzu Roku, or, A Memoir on Smelting Copper, 336 XXIV. Caricography ; by Prof. C. DEWEY, .... 348 XXV. On the Diurnal Variations in the Declination of the...Needle, and in the Intensities of the Horizontal and Veriical Magnetic Forces ; by Prof. WILLIAM A. NORTON, 350 Page' XXVI. Chemical Examination of the... | |
 | 70 sivua
...Franklin Institute. Third Series. Vol. XVIII. No. 6. Dec. 1849. Philadelphia. 8vo.— From the Institute. On the Diurnal Variations in the Declination of the...and Vertical Magnetic Forces. By William A. Norton, Prof, of Math. & Nat. Phil, in Delaware College. (Extract from American Journal of Science and Arts.... | |
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... Vol. XXII. Part 1. Dublin, 1849. 4to. — From the Academy. Proceedings of the Royal Irish Academy. Vols. II. III. and Parts 1 & 2 of Vol. IV. Dublin, 1849. 8vo — From the same. Journal of the Franklin Institute. Third Series. Vol. XVIII. No. 6.... 