476 Dr. M. Wildermann on Real and Apparent 



Table I a. 





Readings on 

 the 1/100° 



Difference 



Time, 







thermometer 

 above 0°. 



in 

 1/1000°. 



in 

 minutes. 





1st Series. 



1. 2°044 



35 



5 min. 



1-2 : e=000319 



Room temperature, 



2. 2009 



(34) 



j» 



2-3 : c= 0-00322 



21 °'6 at thebeginning ; 



3. 1-975 





u 





21°6attheend. 



4. 1-944 



31 





3-4: c=0 00304 



Ice-bath, -l°-55. 



(29) 



" 



4-5: c=0-00295 



Barom. 766'5 mm. 



5. 1-915 









40-45 movements of 



6. 1-886 



29 





5-6: c=000305 



stirrer in the minute. 



28 



;t 



6-7 : c= 0-00305 





7. 1-858 



27 



» 



7-8: c=0-00305 





8. 1-831 



25 



J5 



8-9: c=0 00292 





9. 1-806 





" 



0= 00030 min. -l 



The 



Convergence-temperature is 



at +1°-1 





2nd Series. 



1. 1-748 





5 min. 







2. 1-709 



39 





1-2 : c=0-003CO 



Room temperature, 



37 



i> 



2-3: c=0-00295 



21°-6; 21°-6. 



3. 1-672 









Ice-bath, -l°-8. 

 Barom. 766 - 5 mm. 



4. 1-638 



(34) 

 34 



» 



3-4: c=0-00280 

 4-5: e=0-00290 



40-45 movements of 



5. 1-604 









stirrer in the minute. 



6. 1-571 



33 





5-6 : c=0-00291 





7. 1-539 



8. 1-508 



33 



" 



6-7: c=0-C0291 





31 



" 



7-8: c=0 00292 





30 



j? 



8-9: c=0 00292 





9. 1-478 

















C = 00029 min. -i 



The 



Convergence-temperature is 



at +0°-6. 





3rd Series. 



1. 1-355 



41 



5 min. 



1-2: c= 0-00328 



Room temperature, 



2. 1-314 



39 



>> 



2-3 : c= 0-00324 



21°6 ; 21°-5. 



3. 1-275 









Ice-bath, -2°-0. 



4. 1-237 



38 





3-4 : c= 0-00328 



Barom. 766°-5. 



36 



» 



4-5 : c=0-00323 



40-45 movements of 



5. 1-201 









stirrer in the minute. 



6. 1-167 



7. 1-135 



8. 1-104 



34 

 32 

 31 



>> 

 >> 



5-6: c=000316 

 6-7 : (?=0-00309 

 7-8; c=0-00310 



C =0-0032 min.-l 



The 



Convergence-temperature is 



at + 0°-2. 



>? 



