SCIENCE. 



[Vol. XVII. No. 434 



CALENDAR OF SOCIETIES. 



Anthropological Society, Washington. 



May 19.— Robert Fletcher, Hoopa "White- 

 Deer Dance; Stuart Culin, Social Organiza- 

 tion of the Chinese in America; W. W. 

 Newell, The American Folk-Lore Society. 



Philosophical Society, Washington. 



May 33.— Robert T. Hill, Some Recent 

 Geographical and Geological Explorations in 

 the South-west; F. H. Newell, Stream 

 Measurements in the Western United States ; 

 D. E. Salmon, On the Objects and Methods 

 of the System of National Cattle and Meat 

 Inspection. 



Natural Science Association of Staten 

 Island. 



May 9. — Arthur Hollick, Fungi Collected 

 at Tottenville ; L. P. Gratacap, The Lym- 

 nia palustris; W. T. Davis, Botanical Notes. 



Wants. 



Any person seeking u position /or which he is quali- 

 fied by his scieniijic attainments^ or any person seeking 

 some one to JiU a position o/ this character^ be it that 

 0/ a teacher o/ science^ chemist, draughts7nan^ or -what 

 not, may have the ' Want^ inserted under this head 

 FREE OF COST, if he Satisfies the publisher of the suit- 

 able character of his application. A ny person seeking 

 information on any scientific question, the address of 

 any scientific man, or who can in any way use this col- 

 U7nn for a purpose consonant with the nature of the 

 paper, is cordially invited to do so. 



A CHEMIST, who has taken a thorough course in 

 chemistry in one of our best institutions, would 

 like a position as assistant in an iron firm or in any 

 industrial establishment. Correspondence solicited. 

 JOHN N. BARBER, Box 743, Amherst, Mass. 



AN experienced tutor, Latin. English, German, 

 Science, wishes an engagement in High School 

 or Academy for September commencing. H. L. M., 

 843 West 45th Street, New York City. 



A GRADUATE of Yale College, now a medical 

 student, who has made a specialty of the 

 sciences, wishes employment during the summer va- 

 cation, from June 15th, to Oct. Jst, GEO. N. LAW- 

 SON, 22 College St., New Haven, Conn. • 



•pOR SALB.- 



AN DER SEE. Eeisebriefe aus dem Moore 

 und von der Nordsee. Von Dr. Ernst 

 Doges. (1884.) 178 p. 13°. 35c. 



DIE KOLONIALREICHE UND KO- 

 LONISATIONSOBJEKTE DER GE- 

 GENWART. Kolonialpolitische und 

 kolonialgeographische Skizzen von Dr. 

 Emil Deckert. Leipzig, 1885. 240 p. 13°. 

 25c. 



REISEERINNERUNGEN AUS AL- 

 GERIEN UND TUNIS. Von Dr. W. 

 Kobelt. Frankfurt am Main, 1885. Illus- 

 trated. 480 p. 8°. 75e. 



TRANSMISSION ELECTRIQUE DU 

 TRAVAIL MECANIQUE. Determina- 

 tion des Elements de la Transmission. Par 

 A. Hillairet. Paris, 1884. Illustrated. 

 79 p. 8°. 35c. 



PIE BEZIEHUNGEN ZWISCHEN 

 GEISTESSTORUNG UND VER- 

 B R E C H E N . Nach Beobachtungen in der 

 Irrenanstalt Dalldorf von Dr. W. Sander 

 und Dr. A. Eichter. Berlin, 1886. 404 p. 

 8°. 75c 



BLATTER FUR ' GEFANGNISS- 

 KUNDE. Organ des Vereins der deuts- 

 chen Strafanstaltsbeamten. Eedigirt von 

 Gustav Ekert. Neunzehnter Band, 1 u. 2 

 Heft. Heidelberg, 1884. 151 p. 8°. 25c. 



KRITISCHE UND EXPERIMEN- 

 TELLE BEITRAGE ZUR LEHRE 

 VON DER FUTTERUNGSTUBER- 

 CULOSE. Von Dr. F. Wesener. Frei- 

 burg, 1885. 98 p. 8". 35c. 



GEDENKTAGE DER PSYCHIATRIE 

 ALLER LANDER. Von Dr. Heinrich 

 Laehr. Berlin, 1885. 65 p. 8°. 50c. 



ZUR KUNSTLICHEN ERNAHRUNG 

 DER SAUGLINGE IN DEN DREI 

 ERSTEN LEBENSMONATEN. Ex- 

 perimentell plinische Untersucliung von 

 Dr. H. Schoppe. Tubingen, 1884. 82 p. 

 8°. 25c. 



SCIENCE BOOK AGENCY 



47 Lafayette Place, Ne^r York, 



WANTED.— A permanent position that will pay 

 $15 per week with prospect of advancement, 

 by a young man (23) and college graduate of one 

 year's experience. Address.!. S. M.,care of Science, 

 47 Lafayette Place, New York City. 



WANTED.— Vols. I and II. of Allen's "Commercial 

 Organic Analysis." Science Book Agency, 

 47 Lafayette Place, New York. 



THERE is an opening in this of&ce for a college 

 graduate with scientific tastes. Science, 47 

 Lafayette Place, New York. 



WANTED— A situation in an Analytical Labora- 

 tory during the summer vacation. Can give 

 good references. Address M. ADGATE, North Col- 

 lege, Burlington, Vt. 



WANTED— A position in some College, Normal 

 School or Academy to teach Biology, Physiol- 

 ogy, Comparative Anatomy, Histology, Embryology 

 or Botany. A graduate of the University of Wiscon- 

 sin. Have had four years' experience as a teacher. 

 Address "BIOLOGIST," care Science. 



WANTED.— All of Vol. I. of Journal of Analytical 

 Cliemistry, published at Easton, Penn. State 

 price and condition. Science Book, Agency, 47 

 Lafayette Place, New York. 



WANTED— A position in a Summer School of 

 Gymnastics to teach any one or more of the 

 following named physical exercises, viz.: Fencing 

 (to ladies especially). Sparring, Club Swinging, 

 Wands, Chest Weights and Free Movements. Am 

 prepared to offer very favorable terras to any school 

 desiring such work. WILLIAM FINDLAY, Propri- 

 etor of Phila. Inst, of Phys. Cult., 1009 Arch Street, 

 Philadelphia, Pa. 



Exchanges. 



[Free of charge to all, if of satisfactory character. 

 Address N. D. C. Hodges, 47 Lafayette Place, New 

 York.] 



For sale, or exchange for geological works, the follow- 

 "ng works in anatomy, all late: "' ' " ~ ■ 



'sey, 



, Ka 



Will exchange a 

 vanometer, about 

 head & Co , Lond 

 i-ggg, shunts, lampand |scal 

 and ammeter, or arge Whi 

 or a portable testing outi 

 Office, 47 Lafayette Place, 1 



For exchange — Fossil lea' 

 South Table Mountain, nea 

 sils, historical relics, or min 

 vin. State School of M 



For Sale or Exchang 

 dian birds, mammals, i 

 Ural history specimens, 

 phed. G. E. Atkinson 



1 would like lo exc 

 Schorleminer's Chemisl 



Thomson reflecting astatic gal- 

 ohms, made by Clark, Muir- 

 d costing £30, with i-g, 1-99, 

 for a Weston voltmeter 

 ;one bridge, dial pattern, 

 . Address G. A., Science 

 ew York. 



s from the Laramie beds of 

 Golden, Col., for other fos- 

 minerals. Address John B. Gar- 

 ines. Golden, Col, 

 ;e — All forms and species of Cana- 

 nsects, reptiles, fish or other nat- 

 . First class specimens only sup- 

 ,639 Spadina Ave., Toronto, Can. 

 hange first six vols. Roscoe and 

 :ry, and Vols. II. and III. of " Ed- 

 for i88g and 1890, or 

 works on Zoology. C. Dwight Marsh, Ripon College, 

 Ripon, Wis. 



CAIN I 

 ONE POUND 



A GAIN OF A POUND A DAY IN THE 

 CASE OF A MAN WHO HAS BECOME "ALL 

 RUN DOWN," AND HAS BEGUN TO TAKE 

 THAT REMARKABLE FLESH PRODUCER, 



SCOTT'S 



Fmulsion 



OF PURE COD LIVER OIL WITH 



Hypophosphites of Lime & Soda 



IS NOTHING UNUSUAL. ThiS FEAT 

 HAS BEEN PERFORMED OVER AND OVER 



AGAIN. Palatable as milk. En- 

 dorsed by physicians. sold by all 

 Druggists. Avoid substitutions and 

 imitations. 



THE 



Bell Tel 



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This Company owns the Letters 

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The Transmission of Speech hy 

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Manuscripts prepared for printers; 



Proof-reading:, revising, and all work prepara- 

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Sliortband dictations accurately taken; 



Xype-writins correctly, neatly, and tastefully 

 executed,— by one specially trained in the work, 

 and who has had a long practical experience in 

 all kinds of book-work. 



Scientific Work a Specialty. Correspondence 

 solicited. 



Reference: Editor of Science. 



H. A. ANDREWS, care "Science," 



47 Lafayette Place, New York. 



ninerals, 



Rocks, 



Fossils, 



Casts of Fossils, 



Oeologlca] 



Relief maps. 



Ward'sNaturalScienceEstablistiment 



Mineralogy, Geology, Paleontology, Zoology, Osteology, Anatomy. 



Send for Circular. ROCHESTER, N. Y. 



stuffed Animals 



and Skins, 



mounted 



Skeletons, 



Anatomical 



models, 



luTertebrates. 



