SCIENCE 



A WEEKLY JOURNAL DEVOTED TO THE ADVANCEMENT OF SCIENCE, PUBLISHING THE 



OFFICIAL NOTICES AND PROCEEDINGS OF THE AMERICAN ASSOCIATION 



FOR THE ADVANCEMENT OF SCIENCE. 



Fridat, June 22, 1906. 



CONTENTS. 

 The Franklin Bi-centenary 929 



Scientific Jourrmls and Articles 943 



Societies and Academies: — 



The North Carolina Academy of Science: 

 Peofessoe F. L. Stevens. The Anthropo- 

 logical Society of Washington: Db. Waitee 

 Hough. The American Chemical Society, 

 New York Section: De. F. H. Pough. The 

 Torrey Botanical Glut: De. C. Stuaet 

 Gageb. The California Branch of the 

 American Folk-lore Society: Peofessoe 

 A. L. Keoebee 944 



Discussion and Correspondence: — ■ 



Facts and Theories in Evolution: De. A. E. 

 Oetmann 947 



Special Articles: — 



Corpuscular Radiation from Cosmical 

 Sources: Peofessoe Gael Baeus. 952 



Recent Museum Publications : F. A. L 954 



The Preservation of American Antiquities . . 956 



The Report of the Committee on the Walter 

 Reed Monument 956 



The Shaler Memorial Fund 956 



The Ithaca Meeting 956 



Scientific Notes and News 958 



University and Educational News 960 



MSS. intended for publication and books, etc., intended for 

 review should be sent to the Editor of Science, Garrison-on- 

 Hudson, N. Y. 



THE FRANKLIN BI-CENTENARY. 

 The celebration of the two-hundredth 

 anniversary of the birth of Benjamin - 

 Franklin was held in Philadelphia in con- 

 .junction with the annual general meeting 

 of the American Philosophical Society, on 

 April 17 to 20, inclusive. 



TUESDAY EVENING, APRIL 17. 



The opening session was held in Wither- 

 spoon Hall at eight o'clock and consisted 

 of an address by Vice-provost Smith, of 

 the University of Pennsylvania, in his 

 capacity as president of the society. In 

 welcoming the delegates and visitors Presi- 

 dent Smith outlined the history of the so- 

 ciety, dwelling on those who, like its 

 founder, attained distinction in electricity. 



The various delegates from learned so- 

 cieties and institutions of learning, to the 

 number of about 180, were next received 

 and many of them presented more or less 

 formal addresses. 



In the name of the University of St. 

 Andrews, its lord rector, Mr. Andrew Car- 

 negie, conferred the honorary degree of 

 doctor of laws upon Miss Agnes Irwin, 

 dean of Radcliff College. 



V7EDNESDAY, APRIL 18. 



Meeting for the reading of papers on 

 subjects of science, in the hall of the so- 

 ciety, on Independence Square. 



Morning Session — 10 o'clock. 

 The Statistical Method in Chemical Geol- 

 ogy: Frank Wigglesworth Clarke, 

 Se.D., of Washington. (Illustrated by 

 lantern slides.) 



