818 



Static Electricity. 



NIL tin :;:i7 



6039760406. 1:6 1:24. 



6041760424. 1:11 1:27 



60426 60430. 2:71:7. 



60407 60416. 1:81:27. 



Self-Exciting Influence Machine, as suggested by Topler, with 1 fixed and 1 rotating plate, * 

 Figure, with massive ebonite pillars on which the discharging combs are placed, 

 in order to be able to remove the plates forth; with stand of polished mahogany. 



List No. 60397 60,398 60,399 60,400 60,401 60,402 60,403 60,404 60,405 60,406 

 26 31 36 41 47 52 57 62 75 !>() cm 



3. 10. 4. 10. 6. 0. 7. 5. 9. 5. 10. 10. 15. 15. 20. 0. 27. 0. 30. 0. 



Self-Exciting Influence Machine, as suggested by Topler, Figure, with 2 fixed and 2 ro- 

 tating plates, base and pillars of mahogany, discharging cumtis fixed on ebonite pillars, 

 very neatly constructed and producing twice the <|iiantity of electricity as those with 

 only two plates. 



List Xo. 60,407 60,408 60,409 60,410 60,411 60,412 60,413 60,414 60,415 60,416 

 26 31 36 41 47 52 57 62 75 90 cm 



6.15.0 8.10.0 11.0.0 13.10.0 17.5.0 19.0.0 25.0.0 29.5.0 32.10.0 41.5.0 



Cl. 5707, .V.1I9. 

 2134, 5709. 



