Modern locomotive engineering, with questions and answers .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & co · leaf 98
by increasing the draft. These bushings aremade of various diameters and are easily removed inorder to substitute others with larger or smaller open-ings as they may be required. If the exhaust orifice is Figure 35 THROTTLE AND DRY PIPE 91 too large the draught through the tubes will not…
Locomotives
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