1894.] Scientific News. 551 
Dr. Alexander Theodor von Middendorff, possibly best known for 
this Siberian expedition, died at Hellmorm, Livonia January 28, 1894 
aged 79 years. 
Dr. Credner, who had been announced as the successor of Prof. H. 
B. Geinitz in the chair of Geology in the Dresden Technical school, will 
remain in Leipzig. The place will be filled by Prof. E. Kalkowsky of 
Jena, 
The botanist O. L. Sillén of Gefle, Sweden, is dead. 
Dr. Leopold von Schrenck, well-known for his explorations of the 
Amur basin, died in St. Petersburg, Jan. 20, 1894. 
Dr. G. Linck, formerly docent, has been made Professor of Geology 
and Mineralogy in the University of Strassburg. 
Dr. George Gordon, well-known to older naturalists. died in Edin- 
borough, Dec. 12, 1893, aged 92 years. 
Prof. Edward Zacharias of Strassburg has been called to Hamburg 
as director of the Botanical Gardens. 
Dr. A. Knop., Professor of Mineralogy In the technical school at 
Karlsruhe, died Dec. 27, 1898. Dr. R. Brauns of Marburg has been 
appointed extraordinarius in his place. 
Richard Spruce, the student of South American Mosses, died at 
Malton, England, Dec. 30, 1893. 
Dr. W. Migula has been called as Professor of Botany and Bacteri- 
ology to the technical school of Carlsruhe. 
The trustees of the “ Elizabeth Thompson Science Fund ” have issued 
their circular for 1894 announcing that the income from the fund, now 
amounting to $26,000 will be available for distribution in June next. 
Already nearly $9000 have been distributed in past years to 46 appli- 
cants, and in 22 cases the results of work advanced by the fund have 
been published. This endowment is not for the benefit of any one 
department of science, but it is the intention of the trustees to give the 
preference to those investigations which cannot otherwise be provided 
for, which have for their object the advancement of human knowledge 
or the benefit of mankind in general, rather than to researches directed 
to the solution of questions of merely local importance.” The Secretary 
