Practical instructor and reference book for locomotive firemen and engineers: a practical treatise .. (1911)
Lockhart, Charles F. (Charles Fulton), b. 1872 · New York, The Norman W. Henley publishing co. · leaf 85
aert valve gear that have an adjustable valve stemconnection, but on account of the adjustment nuts workingloose and stripping their threads, they are being takenoff and key connections are now being used. 264. The different parts of the Walschaert valve gearare of a pre-determined size, length,… … INJECTORS 83
Locomotives
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