November 8, 1889.] 



SCIENCE. 



C. & C. ELECTRIC MOTOR COMPANY. 



Electric Motors 



FOR 



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 Circuits, Most Eco- 

 nomical Motor on 

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 Regulation Perfect. 



Motors Designed for all 

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JVanis. 



Any person seeking a position /or ivhich he is quali- 

 fied by his scie7itijic attaiHinen*s^ or any persoyi seeking 

 sojne ojie io fill a position 0/ th is cliaracter^ be it that 

 o_/ a teacher 0/ science^ chemist^ draughtsman^ or ivhat 

 not, tnay have the ' )Vant^ inserted under this head 

 FREE OF COST* if he Satisfies the pubiisher 0/ the suit- 

 able character 0/ his application, A ny person seeking 

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 paper,, is cordially invited to do so. 



A YOUNG SCOTCHMAN desires an ap- 

 pointment in America. Three years in 

 English Government Office. Good references. 

 Address "Jack" care J. Lawson & Coy, 17 

 Princes St., Aberdeen, Scotland. 



TEACiJER OF NATURAL SCIENCE.— 

 A young lady desires a position as a 

 teacher of Natural Sciences, especially Chem- 

 istry and Physics. One year's experience. Testi- 

 monials given. Address Miss J. S., No. 31, N. 

 Hanover St , Carlisle, Pa. 



SCIENCE-TEACHING. — A specialist in 

 science- teaching, physics, chemistry, and 

 physiography desires an engagement, preferably 

 in a high or a normal school. Is well known as 

 an author ol several popular te.\t-books. Ad- 

 dress X., care of Science. 



COLLEGE ALUMNI AND PHYSI- 

 CIANS. — The American Academy of 

 -'.ledicine is endeavoring to make as complete a 

 list as possible of the Alumni of Literary Col- 

 leges, in the United States and Canada, who 

 have received the degree of M.D. All recipi- 

 ents of both degrees, literaiy and medical, are 

 requested to forward their names at once to Dr. 

 K. \. Dunglison, Secretary, S14 N. i6th Street, 

 Philadelphia, Pa. 



T^TANTED. — Information concerning the 

 V V handling of air from Caves, for Cool- 

 ing and ventilating rooms. Address " M. H." 

 care of Science 47 Lafayette Place, N.Y. 



PHYSIOLOGY AND HYGIENE. — A 

 Fellow of the Mass. Med. Society, Mem- 

 ber of the Suffolk District Medical Society, and 

 former Assistant Editor of The Annals of 

 Gyntecology, desires a position as instructor in 

 Physiology and Hygiene. Address " N, ' 47 

 Lafayette Place, N.Y. City. 



MECHANICIAN.— An optician and maker 

 of instruments of precision of experience 

 would be glad of a position where his skill 

 would be valued in connection with some higher 

 educational institution. Address G. J , care of 

 Science, 47 Lafayette Place, New York. 



A YOUNG MAN can have lucrative engage- 

 ment, not only a fixed salary, but accord- 

 ing to his work accomplished in travelling for 

 Science. A personal interview invited. 

 N. D. C. HODGES, 



47 Lafayette Place, New York. 



W -AN TED a young man with some knowl- 

 edge of mineralogy to assist in our Min- 

 eral Department. A. E. FOOTE, 1223 Bel- 

 mont Av., Philada., Pa. 



WANTED. — By a large manufacturing 

 house, an intelligent, energetic young 

 man about twenty years of age, to make working 

 drawings of electrical instruments from free-hand 

 sketches and verbal assistance. Must be able to 

 execute tinted drawings and tracings as well, and 

 have a fair knowledge of general physics and prin- 

 ciples of electrical measuring instruments. One 

 who has had some practice in brass and machine 

 work preferred, as also one who will remain and 

 learn the business. Specimens of work required. 

 Address, stating salary expected, experience and 

 references, E. G. W., Science Office, N.Y. Citv. 



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LIFE-LORE: 



A MONTHLY MAGAZINE OF POPULAR BIOLOGY. 



The Subject-Matter is LIFE— Life in all its forms, 

 plant and animal^ from the " lowest " to the •"' high- 

 esty^ recent and extinct. The engravings and letter- 

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Published by 



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NOTICES OF the: PRESS.. 



'' Attractive ia form, beaatif ally primed, and vig- 

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'* We predict a career for Life-Lore worlhy of its 

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"Bears evidence that it means to be sound, as the 

 first number undoubtedly Is. . . We wish this con- 

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 Mart. 



"A decided advance upon the too often unscien- 

 tific popular journals of its class. . . . We have 

 nothing but praise for this conscientious attempt.'' 

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"Lite-Lore is the felicitous title of a new monthly 

 magazine of natural history which seems admirably 

 calculated to fill up a gap In our serial literature. 

 . . . . Replete with intelligible instruction. "— 

 yetrcastle Daily Journal. 



"The first volume, which is before us. contains 

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"Whilst far eclipsing its one English rival in the 

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