Wrought iron and glass component associated with the 'Little Giant' mixed flow turbine double wheels 1901
Wrought iron associated with the 'Little Giant' mixed flow turbine double wheels, 6-inch diameter with sluice valves, patented by agent Simeon Howes, 64 Mark Lane, London, EC, England, made in Canada, 1901 Wrought iron associated with the 'Little Giant' mixed flow turbine double wheels 1901
12-inch diameter series 'O' Gilkes' Francis Turbine (4.2 bhp on nett working fall of 5 ft. using 570 cubic ft of water per minute; 270 rpm), with suspension bearing, steel countershaft, and hand operating gear for working guide-blades. Developed by James Bicheno Francis, it became widely accepted as the best for heads of water up to 50 m. Manufactured by Gilbert Gilkes & Co., Kendal, Cumbria, England, 1924. Francis Turbine, 1924 1924
'Little Giant' mixed flow turbine double wheels, 6-inch diameter with sluice valves, patented by agent Simeon Howes, 64 Mark Lane, London, EC, England, made in Canada, 1901 Little Giant turbine 1901