Locomotive valves and valve gears with a special treatise on valve setting : an explanation of the construction and action of the plain slide valve, the piston valve and the gears which operate them, as applied to locomotives /
Yoder, Jacob H.(Jacob Herbert)
Wharen, George B.(George Barr)
Bath : Camden Miniature Steam,
1993.
2nd printing corrected. First published: New York : Van Nostrand, 1921.