646 ALEXANDER MACFARLANE ON THE 
TABLE I.—continued. 






Distance be- Calculated Calculated 
tween Centres! Deneotion. | Zero, | Difference of | Difierence of | Dilference of | Difference of 
asim nN. nm, Potential. Potential. Equ. I. Equ. II. 
Centimetres. Lint a V’- V: Vz 
334 484 150 
PD | 328 i 156 \ 155 nb ssy ger | 
325 a 159 
335 os 149 
21D | 340 3 144~x \ 144 144-22 
340 bs 144 
350 _ 134 
29°5 | Bayes " 132 132 Lae 07 
354 a3 130 
362 3 122 
Pls) 360 a 124 1227 12333 
362 x 122 
369 3 ibis 
Sow | 370 y 114 114 114°76 
372 be We 
OTL 3 107 
oar) ' Oro a 109 \ 108 10716 
376 Hs 108 
382 Pe 102 x 
oo i 381 - 103 \ 102 100°36 
381 E 103 
392 - 92 
soo | 390 : 94 \ I3°5 94:25 
390 i" 94. 
§ 399 us 85 ) 
Al’d 394. “2 90 88°7 88°74 
(| 393 ‘ aretd 
i) 399 2 85 
43°5 400 a 84 84:°7 83°73 
(| 399 . 85 | 
f 410 - 74 ) 
48:0 410 r 74 74:7 73°98 
l} 408 E 7 |S 
Taste I1.—Induction Curve, 20th July 1877. Electrodes, large discs. Pressure, — 
740 mm. Length of Spark, ‘5 centimetres. 
Equ. I. V=6081°77-'— 42-262. Equ. Il. V=3188-4r-' + 98:32—°83970r. 




Dist Bat Ob ad Calculated Calculated 
| Gesttes of Balls Deflection. Zero. Difference of pies seen 
in Centimetres. N ni, Potential. aie Rage 
r. 7m —n. v 7 ao ss 
| 5 . 
DATES) 185 523 338 434-74 337°68 
15°25 227 s 296 356°54 294-59 
Wrens 263 = 260 300°38 263°05 
20:25 283 a 240 258-07 238-77 

