504 MESSRS. W. DE LA RUE AND H. W. MULLER ON THE 
In the following experiments the inside of the Leyden-jar was in contact sometimes 
with the negative, at others with the positive terminal of the tube. 
Pressure 0*017 millimetre. Battery 7040 cells. Arrangement II. Stout wire. 
Potential, cells. 
Tube. 
No. 3. 
No. 2. 
No. 1. 
Ring. 
Jar to P. 
Jar to P. 
Jar to P. 
4325 
1086- 
466 + 
931- 
698 + 
1145- 
252 + 
0 
Pressure 0 017 millimetre. Battery 7040 cells. Arrangement II. Fine wire. 
Potential, cells. 
Tube. 
No. 3. 
No. 2. 
No. 1. 
Ring. 
358 + 
Jar 
72 + 
Jar 
167- 
Jar 
To N. 
To P. 
To N. 
To P. 
To N. 
To P. 
6874 
48 + 
787 + 
0 
859 + 
453 + 
763 + 
0 
These results are given in the curve (fig. 26). 
Fig. 26. 
