340 Prof. Oliver Lodge on the Seat of the 
Rowland’s Table I. 
A='343, log? = 214941, log f=16079. 93, =17,500. 
16. 0. tole aR Mey, 
Cale. Obs. 
fe) 1 
715 | 5634 | 8615 | 301 | 391 0 
6005 | 5627 | Sl 44 gg | 8601|, «= ab 
966-7 | 5427 | 7851 | 1007 | 1129 | — 382 
2460 47.12 | 368 21. dy 1903. | 1986, |. = Samet 
2923 45.17 |. 65 34. 112068 | 2078) | =a 
3082 44 38 | 64 38 .) DIS | 2194) aaa 
4959 3815 | 5523 | 2444 | 2433 | 4 11 | 
5482 36.45 | 5313 | 2468-| 9470 | — 2 
5782 3556 | 52 2 | 9473. | 9479 | 4 at 
6651 33 47 | 4855 | 2445 | 2448 | — 8 
7473 31 58 | 46 (7 | 2871! | 2367 | ae 
8943 29 8 | 4211 | 2175 | 2208 | — 33 
10080 2716 | 3929 | 1964 | 1899 | + 65 
12270 2416 | 35 8 | 1467 | 1448 | sae 
12970 9324 | 3353 | 1290 | 1269 | +4 21 
13630 92.42. | 3959)» 1s | - Lister) | = 22 
14540 2145 | 31 30 g66 | 824. | +4 42 
15770 2037 | 29 51 Bib |  462~|  4eaue 
16270 2012 | 29 15 368 | 354 | +4 14 
16600 1949 | 28 42 OF1> |: 258eh) Sees 
XXXVIII. On the Seat of the Electromotive Forces in the 
Voltaic Cell. By Professor Ottver J. Lope, D.Se. 
{ Concluded. from p. 280. | 
TABLE OF CONTENTS. 
Chapter IV. Discursive*. Page 
19. Discussion and hypothetical explanation of true (or thermo- 
electric) contact-force, and reason why for insulators it is large, 
and for metals small .2\)* wid). fie © om mcd eo eee ee 340 
20. Thermoelectric contact-forces between metals and electrolytes, 
and theory of the common or simple voltaic cell ............ 343 
21. Experimental examination of three simple cells used like volta- 
meters; and dependence of E.M.F. on current .............. 347 
22. Summary of condensed statements embodying the writer’s own 
WIEWS er RA Beebe ie bur erk Cala Se Aut ow oo Rakes chee Reena 300 
23. Explanation of the last of the above statements. Example of a 
Peltier series and of a Thomson series; and question whether 
thermoelectric contact-force depends upon chemical tendency 
or whether it 1s purelyplnysicall 54... «<) kosee Sass eee 353 
24, Brief summary of the argument eae to the seat of E.M.F. in 
filer iw. ahe SURE IN EUs ELLs Let 357 
19, : AVING now elemed why I believe the main part 
of the Volta-effect to take its rise at the surface of 
* Very little of this chapter, and none of Chapter V., has yet been read 
anywhere. 
