SCIENCE 



A WEEKL-y JOURNAL DEVOTED TO THE ADVANCEMENT OF SCIENCE, PUBLISHING THE 



OFFICIAL NOTICES AND PROCEEDINGS OF THE AMERICAN ASSOCIATION 



FOR THE ADVANCEMENT OF SCIENCE. 



Friday, December 21, 1906. UNIVERSITY REGISTRATION STATISTICS. 



CONTENTS. The statistics given on page 798 are, 



University Registration Statistics: Peofessoe with few exceptions, approximately as of 



Rudolf Tombo, Jb.. 793 November 1, 1906, and relate to the regis- 



Metcaif on the Theory of Organic Evolu- tration at twenty-three of the leading Tini- 



tion: J. p. McM. Winton's Microscopy of versities throughout the country. TwO 

 Vegetable Foods: Dr. Heney Kkaemeb. ■ .-. j_- ^ ^ -, -, ^ ,i 



Kraus on the Essentials of Crystaiiog- ^^w institutions have been added to the 



rap%;PROFEssoE William HekbeetHobbs 805 list, the University of Kansas and New 



Scientific Journals and Articles 808 York University. The figures have in 



Societies and Academies: — , t p ^ 



The American Physical Society: Peofessoe ^very case been secured from the proper 



Eenest Meeeitt 808 officials of the university concerned ; wher- 



Discussion and Correspondence.— g^gj. detailed information has been fur- 



' Elimination ' in Fixing Genotypes : De. • i t • i j> 



F. A. Batheb 809 nished with reference to causes oi increase 



Special Articles: — or decrease in registration, changes in 



Polyemhryony and the Fixing of Sex: De. enuir)ment etc the material is «?pt ofF bv 



L. O. HowABD. Le Fondule {Fundula equipment, eic, me material is set on oy 



Cyprinodonta) of Carhonnier an Umbra: smaller type. At the majority of institu- 



Theo. Gill 810 tions, additional registrations during the 



Notes on Physics: — . t p ,■, i • -n • 



The Tungsten Lamp; Normal versus Selec- remainder of the academic year will m- 



tive Radiation, Selective Excitation: Pbo- crease somewhat the figures given in the 



fessoe W. S. Feanklin 819 ^^^j^_ ^j^-^ -^ especially true in the case 



Notes on Organic Chemistry : — 



The Nitration of Aniline: Db. J. Bishop of an institution like Columbia, which ad- 



Tingle, F. C. Blanck 821 j^jj-g ^q^ students to its academic depart- 



Notes on the History of Natural Science: — . ^■l • n , i 



Sir John Mandeville: De. C. E. Eastman ._J22 "^^nt m February, as well as m September. 



Current Notes on Meteorology: — " Comparing the figures for 1906 with 



Lantern Slides for Teaching Meteorology; ^^ f^^ -^qq^ -^ -^^ ^^ ^^^ ^^^^^_ 



Land and Sea Breezes on the German ... 



Coast; Monthly Weather Review; Climate ber of institutions show a loss, which, in 



^F^rt Grant, Arizona: FROFEsson-R. B^C. ^^^ the case of California (-10.61%) and 



Evening Technical Courses at Columbia Uni- Leland Stanford (—4.73%), may be traced 



'^^*"**^2/ 824 ^Q external causes. The other universi- 



Professor Osborn and the Secretaryship of • i i jn> t -i 



the Smithsonian Institution 825 ties that have suttered a decrease m at- 



Preliminary Program of the New York Meet- tendance are Johns Hopkins ( — 10.17%), 



ing of the American Association for the -nt -i , / r rr\r^ \ t /^ i i • 



Advancement of Science and the Affiliated Northwestern (—5.59%) and Columbia 



Scientific Societies 825 ( —2.21% ) . The greatest gains have been 



Scientific Notes and News 828 . , PpnTisvlvflnia ^4 69^^ ^ New 



University and Educational News 832 ^^^*^® "^ rennsyivania (, 14. oy /o ), INCW 



York University^ (12.74+%), Indiana 



MSS. intended for publication and books, etc., intended foi , Kansas and New York Universitv figures 



review sliould be sent to the Editor of Science, Garrison-on- -^^^ Kansas ana r^ew lorK University ngures 



Hudson K. Y. ^^^ ^^^^ ^'^ 1905, and the Nebraska figures for 



