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SCIENCE 



[N. S. Vol. XXVII. No. 691 



lowing professors were appointed to represent 

 Harvard at coming meetings of European 

 learned societies ; Professor E. H. Hall, of the 

 physics department, who is now in Europe, at 

 the celebration of the one-hundredth anniver- 

 sary of the Reconstitution de I'Academie des 

 Sciences, Agriculture, Arts et Belles-Lettres 

 d'Ais, at Aix-en-Provence in April; Professor 

 C. E. Lanman, of the department of Indie 

 philology, and Professor G. F. Moore, of the 

 Semitic department, at the Congres Interna- 

 tionale des Orientalistes, at Copenhagen in 

 August; Professor G. F. Moore at the Third 

 International Congress for the History of 

 Eeligions, at Oxford, in September. 



During the coming summer Professor J. E. 

 Wolff and Dr. G. E. Mansfield, of the geolog- 

 ical department of Harvard University, intend 

 to conduct a course in the form of a field 

 expedition in the Eocky Mountains of south- 

 ern Montana. The party will meet at Boze- 

 man, Montana, some time in July, and after 

 collecting its outfit there will move south and 

 southwest by way of Virginia City and Alder 

 Gulch through Euby Canyon, into the Henry 

 Lake country. It will return through the 

 Medicine Eiver Valley. The whole trip will 

 occupy about five weeks. 



The death is announced of Professor Austin 

 C. Apgar, vice-principal of the New Jersey 

 State Normal School, and the author of sev- 

 eral books on geography and natural history. 



Dr. a. Howitt, author of important anthro- 

 pological works on the natives of Australia, 

 died on March 8, at Melbourne, at the age of 

 seventy-seven years. 



Sir Denzil Ibbetson, eminent for his con- 

 tributions to the ethnology of India, has died 

 at the age of sixty-one years. 



Dr. William Edward Wilson, F.E.S., died 

 on March 6 at the age of fifty-seven years. 

 Dr. Wilson had erected an astronomical ob- 

 servatory and an astrophysical laboratory on 

 his estate in Westmeath, Ireland, and had 

 there carried forward astronomical and astro- 

 physical researches of great importance on 

 radiant heat and light. 



Dr. H. C. Sorby, F.E.S., known for his 

 researches on the mieroscopical structure of 



rocks and metals and for the active part he 

 has taken in developing science, literature and 

 art in the city of Sheffield, died on March 9, 

 in his eighty-second year. 



Dr. Ludwig WEDEKDSfD, professor of mathe- 

 matics at the Technical Institute of Carls- 

 ruhe, has died at the age of sixty-nine years. 



Professor Wm. T. Sedgwick, professor of 

 biology at the Massachusetts Institute of 

 Technology, will give the annual address be- 

 fore the Medical School of Yale University 

 at commencement, his subject being " Pre- 

 ventive Medicine and the Public Health." 



Professor E. F. Nichols, of Columbia Uni- 

 vei'sity, delivered a lecture before the Society 

 of Sigma Xi, at Yale University, on March 9. 

 The subject of the lecture was " The pressure 

 due to light and its consequences," and the 

 lecturer introduced a number of experiments 

 as illustrations. 



Professor Theodore W. Eichards, of Har- 

 vard University, has completed a course of 

 lectures before the Lowell Institute, on " The 

 Early History and Eecent Development of the 

 Atomic Theory." The titles of the separate 

 lectures were as follows : 



February 17 — " Dalton's Atomic Theory and its 

 Relation to that of the Ancient Philosophers." 



February 20 — " Avogadro's Molecular Theory 

 and its Relation to Dalton's Atomic Theory." 



February 24^" Atomic Weights and Faraday's 

 Law." 



February 27 — " Molecular Structure." 



March 2 — "The Periodic System of the Ele- 

 ments, and the Kinetic Theory of Gases." 



March 5 — " Atomic Volumes, and the Signifi- 

 cance of their Changes." 



March 9 — " Atomic Compressibilities and the 

 Heat of Chemical Reaction." 



March 12 — " The Hypothesis of Electrolytic 

 Dissociation and the Possible Decomposition of 

 the Chemical ' Atom.' " 



In the bill making appropriations for the 

 Department of Agriculture for the fiscal year 

 ending June 30, 1909, and just introduced into 

 the House, the total sum appropriated is $11,- 

 431,346. Of this amount the following sums 

 are appropriated to what may be termed the 

 scientific bureaus and offices of the depart- 

 ment: Forest Service, $3,796,200; Weather 



