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SLIDE VALVE QUOTATION. CHURCHWARD.

Posted: 22 Apr 2012, 09:54
by Stanley
SLIDE VALVE QUOTATION. CHURCHWARD.

The action of the slide valve is not by any means an easy thing to explain simply; it is, in fact, a complicated and intricate matter to which many eminent engineers have had to devote years study. I believe it was the great G.W.R. locomotive superintendent, G. J. Churchward, who said that after 20 years close study of the subject he was just beginning to understand it. To those who are familiar with Churchward's work, that speaks volumes.

[p. 24; Model Stationary and Marine Engines by K N Harris. Pub 1964 by MAP.]