Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 270
Fig. 294. Fig. 295. Many examples of cylinders are given throughout this book. Fig.295 shows a cylinder fitted with a piston-valve. Cylinder Patterns.—Where a great variety of sizes of engines aremade, it becomes a matter of prime importance to keep down thenumber of separate patterns, for a large…
Steam-engines
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