Freezing-Points and the Freezing-Point Method*. 477 

 Table I a. (continued). 





Readings on 



the 1/100° 



thermometer 



above 0°. 



Difference 



in 



1/1000°. 



Time, 



in 



minutes. 



| 



4tii Series. 



The 



1. 0°685 



2. 0655 



3. 0-627 



4. 0-600 



5. 0-575 



6. 0-550 



7. 0-526 



8. 0503 



9. 0481 



Convergence-tei 



30 

 28 

 27 

 (25) 

 25 

 24 

 23 

 22 



iperature is 



5 min. 

 at -0°-l 



1-2 : o= 0-00338 

 2-3: c=0 00328 

 3-4: o =0 00328 

 4-5: c = (0 00316) 

 5-6: c=0-00328 

 6-7: c =000327 

 7-8: c= 0-00325 

 8-9: o=0 00325 



O=0 0033 min.-i 







Readings on 



the 1/100° 



thermometer 



above 0'. 



Difference 



in 



1/100°. 



Time, 

 in . 

 minutes. 



5 min. 

 at -0° 1. 





1st Series. 



Room temperature, 

 17°; 17°-5. 



Ice- bath, -l°-95. 



Barom. 763 mm. 



About 35 move- 

 ments in the minute. 



The 



1. 0-788 



2. 0-758 



3. 0-729 



4. 0-701 



5. 0-674 



6. 0-647 



7. 0-622 



Convergence-ten 



30 

 29 



28 

 27 

 (27) 

 25 



iperature is 



1-2: c=0-00228 

 2-3: c =000299 

 3-4 : ^=0-00298 

 4-5: c=000298 

 5-6: e= 000308 

 6-7 : c- 0-00296 



C =00030 min.-i 





2nd Series. 



The 



1. 0-759 



2. 0-729 



3. 0-700 



4. 0-673 



5. 0-643 



6. 0621 



Convergence-tei 



30 



29 

 (27) 

 27 

 25 



iperature is 



5 min. 



19 



at -0°0 



1-2: c=0-00339 

 2-3 : c=0 00340 

 3-4 : o=0 00330 

 4-5: c=0 00343 

 5-6: c=3-00330 



C=00033 min -l 

 i. 



Phil. Mag. 8, 5. Vol. 44. No. 271. Dec. 1897 



2 N 



