372 
PROFESSOR 0. REFROLDS AND MR. W. H. MOORBY 
July 7, 1896. 
Trial No. 69 (A). 
Moment on the brake.600 ft.-lbs. 
Trial began at 11.17 a.m., and ended at 12.19 p.m 
Reading of revolution counter after trial. 92,948. 
„ „ „ before trial. 75,400. 
Number of revolutions during trial. 17,548. 
Weight of tank and water after trial.811’94 — '5 lb. 
,, „ ,, before trial. 342T6 + ‘4 „ 
Weight of water discharged by brake during trial, 
including leakage from bottom cock. 468’88 lbs. 
Mean temperature of water in the discharge pipe . 212’007° F. -j- 'Ol. 
„ ,, ,, supply pipe . . 33’595° — •52. 
Mean rise of temperature of the water .... 178'972°F. 
Weight of water caught from stuffing-box.0 lb. 
Temperature of water entering the tank 
= 100° F. 
