AND ITS EFFECTS UPON ANIMAL LIFE. 



ia 



Continued as Experiment 22, after interval of three day?. May 7, iS 



94- 



7 hrs.l 



231 



31 



72 



+ b 



12 litres aspirated. All slightly 

 oppressed. Same current. 



68.5 litres aspirated. All con- 

 siderably oppressed. Same 

 current. 



76.5 litres aspirated. .All much 

 o])|iressed. Current in- 

 creased. 



202.5 litres aspirated C'urrent 

 reduced sligiitly. 



222 5 litres aspirated. Chir- 

 rent the same. 



243 litres aspirated. No. 4 

 died in the night ; others op- 

 pressed. 



I248.5 litres aspirated. l-^xi)eri- 

 j ment stopped ; all soon re- 

 I vived. 



Continued as Experiment 23, after interval of three days. May 11, 1874. 



6Jhrs. 

 293 " 



46i " 



60.} '• 

 7oi " 



703 



+ 



+ 



+ 



+ 



iS litres aspirated. Four mice 

 placed in No. 4. 



89.5 litres aspirated. Two 

 mice in No. 4 are dead; re- 

 moved. 



109.5 litres aspirated. 



122. 5 litres aspirated. 



1147.5 litres aspirated. 



148 litres aspirated. Two re- 



1 maining mice in No. 4 died ; 

 also No. 3. 



Experiment discontinued ; 

 soon revived. 



Continued as Experiment 24, after interval of two days. May 16, 1894. 



3 hrs 



23t 



47.} " 



6^ 1 ** 

 5i 



7ii " 



74i " 



Fresh mice in Nos. 3 and 4. 

 22.5 litres aspirated. Cur- 

 rent continued. 



121. 5 litres aspirated. All 

 lively. 



211.5 litres aspirated. All more 

 or less oppressed. 



276 litres aspirated. All more 

 or less oppressed. 



325 litres aspirated. All more 

 or less oppressed. 



341.5 litres aspirated. Consid- 

 erably oppressed ; experi- 

 ment stopped. 



