PHYSICAL AND MATHEMATICAL SECTION. 
February 2nd, 1869. 
E. W. Binney, F.RS., F.G.S., President of the Section, 
in the Chair. 
Mr. Brothers, F.RA.S., communicated the following 
observation of the occupation of 119 Tauri by the moon, 
January 24, 1869, made at his observatory, Wilmslow : 
Disappearance 4h. 25m. 21 -7s. L. S. Time. 
Reappearance 5h. 10m. 29 ‘7s. ,, 
The disappearance and reappearance were both instanta- 
neous. 
“ On a New Anemometer,” by Wm. Oxley, Esq. 
The anemometer which I am about to describe has been 
constructed with the object of supplying, at a low cost, an 
accurate, durable, and effective instrument for measuring 
the direction and force of the wind. So far as I know there 
is no other anemometer that gives so many advantages at 
anything near the same moderate money value. 
The apparatus is composed of two parts— the one the 
anemometer proper, the other a contrivance for receiving 
the papers, on which the registrations are recorded. 
As to the anemometer itself it is a circular box 11 inches 
diameter, and 2J inches deep, which moves freely on its 
centre on a pivot at the top of a rod fixed firmly into a foot 
plate, so as to prevent oscillation. The box is horizontal, 
provided with a space on one side, in which is placed a well 
tempered steel spring, which gives a range of 2f inches 
from zero to what represents 40 lbs. pressure on the square 
foot. To this spring is attached a brass rod or rack which 
