14,818 8,932 Siemens (Small, No. 2) 6,864 4,138 Two Holmes's coupled 2,811 2,811 Two Gramme's (Nos. 1 and 2) 11,396 6,869 Two Siemens' (Nos. 1 and 2, one at least escaping the inevitable objection to its advance, suggesting, as it could only devise.