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. 



Editoeial Committee : S. Nbwcomb, Mathematics ; E. S. "Woodwaed, Meohanioa ; E. C. Pickbeing 

 Astronomy ; T. C. Mendenhall, Physios ; R. H. Thurston, Engineering ; Iea Eemsen, Chemistry ; 

 Charles D. Walcott, Geology ; W. M. Davis, Physiography ; Heney F. Osboen, Paleon- 

 tology ; W. K. Brooks, C. Hart Merriam, Zoology ; S. H. Scuddbr, Entomology ; C. E. 

 Bkssey, N. L. Britton, Botany ; C. S. Minot, Embryology, Histology ; H. P. 

 BowDiTCH, Physiology ; William H. Welch, Pathology ; 

 J. McKeen Cattbll, Psychology. 



Feiday, April 17, 1903. 



CONTENTS: 

 William Harkness : Professor A. N. Skinner 601 

 Applied Ecology: Pkofessoe B. E. Febnow. . 605 



The Work of the Lick Observatory : Professor 

 W. W. Campbell 607 



Scientific Books: — 



Drude on Der Hercynische Florenheeirk : 

 Professor V. M. Spalding. Fowke's 

 Archeological History of Ohio: Wakeen K. 

 MooKEHEAD. Simonds on the Minerals and 

 Mineral Localities of Texas: Professor H. 

 W. Harper 616 



Scientific Jourtuils and Articles 620 



Societies and Academies : — 



The American Physical Society: Professor 

 Ernest Meeritt. The Nebraska Academy 

 of Science: Professor Robert H. Wol- 

 COTT. The Ne-w York Academy of Sciences: 

 Section of Anthropology and Psychology: 

 Professor James E. Lough; Section of As- 

 tronomy, Physics and Chemistry : Dr. S. A. 

 Mitchell. Columbia University Geological 

 Journal Club: H. W. Shimer. The New 

 York Society of Biology Tea-chers: 6. W. 

 Hunter, Jb 632 



Discussion and Correspondence : — ■ 



The Types of Linncean Genera: President 

 David Starr Jordan. Ridgioay's Classifi- 

 cation of the Falconiformes : Dr. Leonhard 

 Stejneger. Hotel Headquarters of the 

 American Association: Professor W. Le 

 CoNTE Stevens. Proceedings of the Ameri- 

 can Association .• X 627 



Shorter Articles: — 

 Additional Specimens of the Japanese 

 Shark, Mitsukurina: Professor Bashfoed 

 Dean. Early Instance of Tangible Lip- 

 reading : Dr. Henry Carrington Bolton . . 630 



Mary Louise Duncan Putnam: Professor 



Frederick Starr .' 632 



The Royal Geographical Society 633 



Scientific Notes and Ne-ws 634 



University and Educational News 639 



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

 or review sbould be sent to the responsible editor, Fro 

 lessor J. McKeen Cattell, Garrison-on-Hudson, N. Y. 



WILLIAM HARKNESS. 



Peofessob William Haekness, U.S.N., 

 whose name has been identified with the 

 work of the United States Naval Observa- 

 tory for nearly forty years, died in Jersey 

 City, N. J., February 28, 1903. 



On his retirement for age from active 

 service in December, 1899, he went to his 

 home with the intention of returning to 

 Washington, after a short rest, for the pur- 

 pose of devoting his well-earned leisure 

 to scientific work which the press of official 

 duties had prevented him from completing. 

 An attack of nervous prostration obliged 

 him to defer returning to Washington un- 

 til he should recover sufficient strength. 

 Month by month he expressed his expecta- 

 tion soon to be strong enough to return, 

 but he never recuperated sufficiently to 

 carry out his cherished plans. Weakness 

 of body confined him quite closely to the 

 house, so much so that he dared to venture 

 on the street not more than half a dozen 



