Zeuner, Gustav, 1828-1907 Sœa Treatise on valve-gears: with special consideration of the link-motions of locomotive engines / by Gustav Zeuner; translated from the fourth German by J. F. Klein - London : E. and F. N. Spon , 1884 - xvii, 251 p.; 21 cm. Subjects--Topical Terms: Steam-engines--Valve-gearsLinks and link-motion