50 
Joty—On the Conservation of Mass. 
(14). April 13th, noon ——CuSQO,, 25 grms.; HO, 25 c.c. 
——— 
aan aa 8 
muece : 
7 
Readings: 90, 91, 92, 92, 91, 91, 
90, 89, 88, 87, 85, 84, 83, 82, 80, 80, 
1, Cy TS, WD, WD, C3 TU) WS T3 Ws 
68, 63, 59, 55, 51, 47, 43, 39, 36, 32, 
29, 26, 24, 22, !, 21, 18, 15, 12, 9, 8, 
Uy & 10; 13) 13, BA, BB, Ail, Gil, GY, 
75, 89, 102, 117, 1382. Stop. 
A very small torque towards the 
east was applied five minutes and 
a quarter before release. ‘This makes 
the westerly acceleration, developed 
immediately after the descent of the 
water is completed, the more remark- 
able. 
