14 PHILOSOPHICAL SOCIETY OF WASHINGTON. 
travelers. Mr. Mann and Mr. Murpoca described the manner in 
which the throwing stick is used by Eskimo in kyaks. The motion 
centers in the wrist and not the elbow or shoulder. 
281st MEETING. FEBRUARY 13, 1886. 
The President in the Chair. 
Fifty-five members and guests present. . 
Mr. J. H. Kipprr communicated an 
HISTORICAL SKETCH OF DEEP SEA TEMPERATURE OBSERVATIONS, 
illustrating the subject by numerous diagrams and by a collection 
of deep sea thermometers. 
Mr. E. B. Exxuiorr made a communication on the 
ANNUAL PROFIT TO BANKS OF NATIONAL BANK NOTE CIRCULATION, 
and a second communication on the 
QUANTITY OF UNITED STATES SUBSIDIARY SILVER COIN EXISTING 
AND IN CIRCULATION. 
In these papers he developed the formule used in computing cer- 
tain tables embodied in the report of the Comptroller of the 
Currency. 
Remarks were made by Messrs. Mussey and LAWRENCE. 
Mr. AsAPH HALL read a paper on 
THE NEW STAR IN THE NEBULA OF ANDROMEDA, 
giving an historical account of its discovery, growth and decadence. 
[This paper is printed in the American Journal of Science, 3d se- 
ries, vol. XXXI, p. 299.] 
