Notes

Abstract

IN retiring from the presidential chair of the Paris Academy of Sciences, at the meeting on January 2, M. Wolf referred to the changes which had occurred in the list of members and correspoodants during last year. In the section of geometry, Prof. Cremona was elected correspondant in succession to Prof. Brioschi. The section of astronomy lost M. Souillart, and the two vacancies caused by his death and that of Dr. Gould, have not yet been filled up. There is a vacancy in the section of geography and navigation, caused by the death of M. Manen, arid also a vacancy in the section of chemistry, caused by the death of Prof. Kékulé. In the section of mineralogy, M. Deperét was elected to succeed the late M. Pomel, and Prof. Marsh to succeed the late Prof. Hall. There are two vacancies in the section of botany, one caused by the death of Baron von Mueller. . The section of rural economy has lost Marquis Menabrea and M. Demontzey by death, and the vacancies have not yet been filled up. Two vacancies also exist in the section of anatomy and physiology, on account of the deaths of Prof. Lovén and Prof. Steenstrup. In the section of medicine and surgery Prof. von Leyden has succeeded Prof. Virchow, who has been elected foreign associate of the Academy; and Prof. Mosso has succeeded the late Prof. Tholozan.