Printing; a practical treatise on the art of typography as applied more particularly to the printing of books; (1890)
Jacobi, Charles Thomas, 1853-1933 · London : G. Bell and sons · leaf 234
hop, fig. 121, is another form of gas engine,of French origin. It is only adapted for small power, and isof the vertical pattern. The principle of power emittedis much the same as that of the Otto, but no water isrequired. As these engines are inexpensive, the initialcost of laying one of them down… … Fig. 128, spaces, non-interference with existing machinery; also thelittle attention they require, their cleanliness, and last, butnot least, the convenience of having power at commandat a moments notice. p 210 PRINTING. Witli regard to the water motor above-mentioned, the Backus is the only system…
Printing
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