580 Proceedings of Scientific Societies. [June, 
—Mr. Alfred R. Wallace, the distinguished English natural- 
ist, is to give a course of eight lectures at the Lowell Institute, 
Boston, Mass., beginning in November next. 
r. C. W. Peach, so well known as a zealous field naturalist 
and eolicetor of fossils, oe name nates so often in Gosse’s 
sea-side books, died in Mar 
it Spencer ain i known for his work on pai: 
nag worms, died in London in March, aged fifty-seven. 
—The eminent botanist of Liegé, Professor C. J. E. Morren, 
died late in February at the age of fifty-three years. 
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PROCEEDINGS OF SCIENTIFIC SOCIETIES. 
NATIONAL Acapemy oF ScrEences.—In addition to the list of 
papers read at the Washington meeting the following were Pre 
© Santed April 21st and 22d: 
Si .On color contrast. By Ogden 
N. Rood. 
Classification = the Cambrian apon of North America (by invitation). By Chm. 
D. Walco! 
‘ sl bg ea a platinum by means of the electric discharge in vacuo. By A. W. 
Wright. 
The Stomatopoda of the “Challenger” collection. By W. K. Brooks. 
Budding in the Tunicata. V oks. ‘oh 
Effect of magnetization on the electrical resistance of metals, By A. W. Wight. 
On a proposed expedition into the interior of Greenland during the present summer 
with Disco as a base (by invitation). By R N. 
_ At an evening meeting of the academy the Henry yoo 
medal was for the first time awarded to Professor S. P. Langity 
` for his researches on solar physics. The Watson medal, T Pi 
onorarium of one hundred dollars, was given to 
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and conducting the Cordova observatory. At the same meetin 
a biographical notice of the late Professor Arnold Guyot, P 
_ pared by Professor J. D. Dana, was presented, and a similar 32 x 
= late Professor John W. Draper was read by Froese 
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