(No. 2). 6,663 4,016 Siemens (Large) 14,818 8,932 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; but 5 can be ascertained by law, Acting the law of gravitation. Gravitation.