Scientific American Supplement, No. 787, January 31, 1891 By: Various
Scientific American Supplement, No. 787, January 31, 1891 is a comprehensive and informative read for anyone interested in scientific advancements of the late 19th century. The articles cover a wide range of topics, from new developments in steam engines to the latest discoveries in astronomy. One particularly fascinating article discusses the potential use of electricity for heating and lighting purposes, showing the forward-thinking mentality of scientists at the time. The detailed diagrams and illustrations throughout the supplement are also a helpful addition, aiding in the understanding of complex scientific concepts. Overall, this supplement provides a valuable glimpse into the scientific knowledge and advancements of the late 19th century. It is a must-read for history buffs, science enthusiasts, and anyone curious about the progress of science and technology during this period. First Page: [Illustration] SCIENTIFIC AMERICAN SUPPLEMENT NO. 787 NEW YORK, January 31, 1891 Scientific American Supplement. Vol. XXXI., No. 787. Scientific American established 1845 Scientific American Supplement, $5 a year. Scientific American and Supplement, $7 a year. TABLE OF CONTENTS. I. BIOGRAPHY. CHARLES GOODYEAR. The life and discoveries of the inventor of vulcanized India rubber, with portrait. 1 illustration II. BIOLOGY. Can we Separate Animals from Plants? By ANDREW WILSON. A debated point well discussed. The bases on which distinctions must be drawn III. ELECTRICITY. A New Electric Ballistic Target. A target for investigations of the velocity of projectiles, now in use at the United States Military Academy, West Point, N.Y. 1 illustration. Electric Erygmascope. An electric lighting apparatus for examining earth strata in bore holes for geologists' and prospectors' use. 1 illustration The Electro Magnet. By Prof. SILVANUS THOMPSON. Continuation of this exhaustive treatise, giving further details on special points of construction. 1 illustrations IV. ENTOMOLOGY. Potash Salts. The use of potash salts as insecticides, with accounts of experiments The Outlook for Applied Entomology... Continue reading book >>

Scientific American Supplement, No. 787, January 31, 1891 By: Various

Scientific American Supplement, No. 787, January 31, 1891 is a comprehensive and informative read for anyone interested in scientific advancements of the late 19th century. The articles cover a wide range of topics, from new developments in steam engines to the latest discoveries in astronomy.

One particularly fascinating article discusses the potential use of electricity for heating and lighting purposes, showing the forward-thinking mentality of scientists at the time. The detailed diagrams and illustrations throughout the supplement are also a helpful addition, aiding in the understanding of complex scientific concepts.

Overall, this supplement provides a valuable glimpse into the scientific knowledge and advancements of the late 19th century. It is a must-read for history buffs, science enthusiasts, and anyone curious about the progress of science and technology during this period.

First Page:

[Illustration]

SCIENTIFIC AMERICAN SUPPLEMENT NO. 787

NEW YORK, January 31, 1891

Scientific American Supplement. Vol. XXXI., No. 787.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.

TABLE OF CONTENTS.

I. BIOGRAPHY. CHARLES GOODYEAR. The life and discoveries of the inventor of vulcanized India rubber, with portrait. 1 illustration

II. BIOLOGY. Can we Separate Animals from Plants? By ANDREW WILSON. A debated point well discussed. The bases on which distinctions must be drawn

III. ELECTRICITY. A New Electric Ballistic Target. A target for investigations of the velocity of projectiles, now in use at the United States Military Academy, West Point, N.Y. 1 illustration.

Electric Erygmascope. An electric lighting apparatus for examining earth strata in bore holes for geologists' and prospectors' use. 1 illustration

The Electro Magnet. By Prof. SILVANUS THOMPSON. Continuation of this exhaustive treatise, giving further details on special points of construction. 1 illustrations

IV. ENTOMOLOGY. Potash Salts. The use of potash salts as insecticides, with accounts of experiments

The Outlook for Applied Entomology... Continue reading book >>

Book sections
Scientific American Supplement, No. 275, April 9, 1881	Scientific American Supplement, No. 303, October 22, 1881	Scientific American Supplement, No. 286, June 25, 1881
Scientific American Supplement, No. 288, July 9, 1881	Scientific American Supplement, No. 299, September 24, 1881	Scientific American Supplement, No. 363, December 16, 1882
Scientific American Supplement, No. 324, March 18, 1882	Scientific American Supplement, No. 430, March 29, 1884	Scientific American Supplement, No. 358, November 11, 1882
Scientific American Supplement, No. 360, November 25, 1882	Scientific American Supplement, No. 362, December 9, 1882	Scientific American Supplement, No. 344, August 5, 1882
Scientific American Supplement, No. 401, September 8, 1883	Scientific American Supplement, No. 392, July 7, 1883	Scientific American Supplement, No. 384, May 12, 1883
Scientific American Supplement, No. 385, May 19, 1883	Scientific American, Volume 17, No. 26 December 28, 1867	Scientific American, Volume 22, No. 1, January 1, 1870
Scientific American Supplement, No. 433, April 19, 1884	Scientific American Supplement, No. 417, December 29, 1883	Scientific American Supplement, No. 447, July 26, 1884
Scientific American Supplement, No. 497, July 11, 1885	Scientific American Supplement, No. 415, December 15, 1883	Scientific American Supplement, No. 531, March 6, 1886
Scientific American Supplement, No. 446, July 19, 1884	Scientific American Supplement, No. 601, July 9, 1887	Scientific American Supplement, No. 458, October 11, 1884
Scientific American Supplement, No. 595, May 28, 1887	Scientific American Supplement, No. 799, April 25, 1891	Scientific American Supplement, No. 598, June 18, 1887
Scientific American Supplement, No. 460, October 25, 1884	Scientific American Supplement, No. 481, March 21, 1885	Scientific American Supplement, No. 586, March 26, 1887
Scientific American Supplement, No. 514, November 7, 1885	Scientific American Supplement, No. 492, June 6, 1885	Scientific American Supplement, No. 803, May 23, 1891
Scientific American Supplement, No. 530, February 27, 1886	Scientific American Supplement, No. 520, December 19, 1885	Scientific American Supplement, No. 795, March 28, 1891
Scientific American Supplement, No. 821, September 26, 1891	Scientific American Supplement, No. 484, April 11, 1885	Scientific American Supplement, No. 455, September 20, 1884
Scientific American Supplement, No. 787, January 31, 1891	Scientific American Supplement, No. 470, January 3, 1885	Scientific American Supplement, No. 483, April 4, 1885
Scientific American Supplement No. 822, October 3, 1891	Scientific American Supplement No. 819, September 12, 1891	Scientific American Supplement, No. 810, July 11, 1891
Scientific American Supplement, No. 829, November 21, 1891	Scientific American Supplement, No. 832, December 12, 1891	Scientific American Supplement, No. 841, February 13, 1892
Scientific American Supplement, No. 388, June 9, 1883	Scientific American Supplement, No. 794, March 21, 1891	Scientific American Supplement, No. 441, June 14, 1884.
Scientific American Supplement, No. 613, October 1, 1887	Scientific American Supplement, No. 623, December 10, 1887	Scientific American Supplement, No. 421, January 26, 1884
Scientific American Supplement, No. 620, November 19,1887	Scientific American Supplement, No. 561, October 2, 1886	Scientific American Supplement, No. 643, April 28, 1888
Scientific American Supplement, No. 443, June 28, 1884	Scientific American Supplement, No. 508, September 26, 1885	Scientific American Supplement, No. 611, September 17, 1887
Scientific American Supplement, No. 711, August 17, 1889	Scientific American Supplement, No. 633, February 18, 1888	Scientific American Supplement, No. 717, September 28, 1889
Scientific American Supplement, No. 312, December 24, 1881	Scientific American Supplement, No. 1178, June 25, 1898	Scientific American Supplement, No. 315, January 14, 1882
Scientific American Supplement, No. 365, December 30, 1882	Scientific American, Volume 40, No. 13, March 29, 1879 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures	Scientific American Supplement, No. 1157, March 5, 1898
Scientific American Supplement, No. 664, September 22,1888	Scientific American Supplement, No. 1082, September 26, 1896	Scientific American Supplement, No. 488, May 9, 1885
Scientific American Supplement, No. 647, May 26, 1888	Scientific American magazine, Vol. 2 Issue 1 The advocate of Industry and Journal of Scientific, Mechanical and Other Improvements	Scientific American magazine Vol 2. No. 3 Oct 10 1846 The Advocate of Industry and Journal of Scientific, Mechanical and Other Improvements

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