8 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
furnished by contributions from Miss Marian C. Jackson and Prof. 
A. L. Lowell. A course of six lectures, each in a separate department 
of science and each by an authority on his subject, was given in Hunt¬ 
ington Hall under the auspices of the Teachers’ school of science 
association. 
In direct connection with the work of the School, a course of lectures 
and laboratory exercises in advanced physics has been carried on 
during the winter at the Massachusetts institute of technology under 
the direction of Prof. H. E. Clifford. The average attendance in this 
has been about 50. 
On the recommendation of the Walker Prize committee the two 
annual prizes were awarded as follows: a Walker first prize of $100 to 
Prof. A. W. Grabau of Columbia university, for his essay entitled 
“The interpretation of stratigraphic series by the principles of sedi¬ 
mentary overlap,” and a Walker second prize of $50 to Prof. Douglas 
W. Johnson of the Massachusetts institute of technology for his essay 
on “Drainage modifications in the Tallulah district; a study in river 
capture.” 
The following officers were elected: — 
PRESIDENT, 
CHARLES SEDGWICK MINOT. 
VICE-PRESIDENTS, 
CHARLES P. BOWDITCH. HENRY W. HAYNES. 
EDWARD L. MARK. 
SECRETARY, 
GLOVER M. ALLEN. 
TREASURER, 
EDWARD T. BOUVE. 
COUNCILLORS FOR 
Charles F. Batchelder. 
Hubert L. Clark. 
William M. Davis. 
W. L. W. Field. 
THREE YEARS, 
N. T. Kidder. 
William L. Underwood. 
Arthur W. Weysse. 
Miss Mary A. Willcox. 
Printed July, 1906. 
