On back: "The photograph shows the first of a 35-carload shipment consisting of three 33,000 Hp. Reaction Turbines leaving the San Francisco plant of the Pelton Water Wheel Co. where they were designed and built. This shipment is consigned to the Pacific Gas & Electric Co. at Bartle, Cal., where the cars will be switched to the company's 35-mile railroad, terminating at the big Pit No. 3 plant now in process of building. The Pelton turbines for this installation are the largest ever built for installation in the west, designed to develop a total of 100,000 Hp. the energy to be transmitted over 220,000 volt lines to San Francisco and vicinity."
