284 ~ An Account of the Comparison of 
First Comparison. t 
The four thermometers being at 54°, the following readings 
were taken. 
| Readings. 
Forty-inch bar. 33°5 
PRuSEe es ee ae Div. 
= (Istinterval | 54-0 Mean of Ramsden’s bar 36°5 
refed oh 33:0 —— of the forty-inch bar 34°2 
= |} 3d 27:0 —— 
3 \ 4th 38:0 | Forty-inch bar longer 2:3 
= | 5th 80:0 —-- 
ce L6th 37:0 
Mean 36°5 
Forty-inch bar 35-0 
Second Comparison. Thermometers as before. 
Readings. | 
Forty-inch bar. 36:0 © 
= (Istinterval.| 54:5 Div. 
ee | 2d { 31:0 Mean of Ramsden’s bar 37:8 
"= J} 3d 26:0 —— of forty-inch bar 35°5 
3) 4th 40:0 abae ee 
& | 5th 35°5 | Forty-inch bar longer 23 
ce 6th 40:0 sey 
Mean 37°8 
Forty-inch bar | 35-0 
Third 
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