1) 5,539 3,339 Siemens (Small, No. 1) 5,539 3,339 Siemens (Small, No. 1) 5,539 3,339 Siemens (Small, No. 1) 5,539 3,339 Siemens (Small, No. 1) 5,539 3,339 Siemens (Small, No. 1) 5,539 3,339 Siemens (Small, No. 2) 6,864 4,138 Two Holmes's coupled 2,811 2,811 Two Gramme's (Nos. 1 and 4.

• Das Verhaeltniss der electro-dynamischen Einheit zur lectro-statischen ausdrueckt.