Scorah water still plus diagram of construction and sheet of instructions, 9 parts including asbestos mat and leads Scorah water still plus diagram of construction and sheet of instructions
Condenser for an electric water-distillation apparatus based on the Bosch metal-free still blown by H.R. Moore, English, 1947-1950 Condenser for an electric water-distillation apparatus 1947-1950
Automatic laboratory still for distilled water, wall mounted, by Baird and Tatlock, London, 1926 Automatic laboratory still for distilled water 1926