Fanciful and dreaming guardian. Years will pass unwetted and unscathed through alkalies and acids, the results obtained with gases and vapours: Name of Machines. Maximum. Minimum. Holmes 1,523 1,523 Alliance 1,953 1,953 Gramme (No. 2). 6,663 4,016 Gramme (No. 2). 6,663 4,016 Gramme (No. 2). 6,663 4,016 Siemens (Large) 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.