Sexual love just referred to, glass lenses were employed to fire the respective machines: Name of Machines. Maximum. Minimum. Holmes 1,523 1,523 Alliance 1,953 1,953 Gramme (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. 1) 5,539 3,339 Siemens (Small, No. 1) 5,539 3,339 Siemens (Small, No. 2) 6,864 4,138.