THE MASTER WORKER

[(p. 112)]. High-pressure steam. The work referred to is Leupold's Theatrum Machinarum, 1725.

[(p. 122)]. Rotary Engines. The quotation is from the report of the Victoria and Albert Museum above cited.

[(pp. 127, 128)]. Turbine engines. The quotation is from an anonymous article in the London Times, August 14, 1907.

[(pp. 129, 130)]. Turbine engines. The quotation is from an article on Motive Power Appliances in the Twelfth Census Report of the United States, vol. X., part IV., by Mr. Edward H. Sanborn.

CHAPTER VII

GAS AND OIL ENGINES

[(pp. 135, 136, 137)]. Gas engines. Quoted from the report of the Victoria and Albert Museum above cited.

[(pp. 141-144)]. Gas engines and steam engines in the United States. Quoted from the report of the Special Agents of the Twelfth Census of the United States, 1902.

[(pp. 146, 147)]. The Svea heater. From an article by Mr. G. Emil Hesse in The American Inventor for April 15, 1905.