possible to collect and store water power energy that would have gone unused during low demand periods. This energy could then be returned when the demands were higher. The president of HELCO invented an electric range that had a broiler, cooker, and roaster. The company marketed the electric range. There were about 20,000 ranges put into homes throughout the Hartford area. HELCO's president received patents for an electrical radiator to heat water and an ice-making machine. Many of the homes of Hartford had these electrical appliances by 1915. Ann Street Historic District The original property at 266 Pearl Street is within the Ann Street Historic District and is now the Connecticut Light & Power Company. References Sources External links Old photos of the HELCO Tariffville Dam hydroelectric station Energy in New England Electric power companies of the United States American companies established in 1881 Companies based in Hartford, Connecticut Hydroelectric power companies of the United States 1881 establishments in Connecticut