Figure 32. — Faure cell, as modified by Reynier. 

 From R. VVorinell, Electricity in the Service of 

 Man, London and New York, 1886, p. 438. 



Figure 33. — Leclanche cell. From T. Karass, 

 Geschichte der Telegraphic, Braunschweig, i gog, 

 P- 77- 



Figure 34. — Electrodes and inserts for Edison storage battery of igoo. From 

 Electrical h'orld, igoi, vol. 37. p. 867. 



252 



BULLETIN 228: CONTRIBUTIONS FROM THE MUSEUM OF HISTORY AND TECHNOLOGY 



