tVincdn 
THE RATE OF MOTION IS GIVEN IN HOURS FROM FT. DUNVEGAN, B.C. 
SCIENCE. 
PUBLISHED BY OADER OF THE 
SECRETARY OF WAR. 
W.B.HAZEN, 
Brig, and B vt, Maj, Genl, U.S. Army’ 
Chief Signal Officer, 
\Obsenvations forthe Signal Service 7 
Sv aretaken at 7 AMS PM&HEY 
Wavhin § tom tine # 
MOTION OF WAVES OFCOLD, NOVEMBER, 1881. 
®epruary 8, 1884.] 
