Machines. Maximum. Minimum. Holmes 1,523 1,523 Alliance 1,953 1,953 Gramme (No. 1). 6,663 4,016 Siemens (Large) 14,818 8,932 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 2, one at least in the list. One or.