Steam engines; a thorough and practical presentation of modern steam engine practice (1917)
Ludy, Llewellyn V., 1875-, American Technical Society · Chicago, American technical society · leaf 71
60 STEAM ENGINES developed will run between 15 and 100. The speed attained on theroad in miles per hour is about 2\ to 5. Road Roller Type. The traction engine just considered as anagricultural engine may also be considered as a portable engine or aroad locomotive. A portable engine is, therefore,… … Fig. 46. Semi-Portable Engine and Boiler Another illustration of a similar type is the ordinary road roller, orroad locomotive as it is sometimes called. The principle of its con-struction and operation is similar to the traction engine, the chiefdifference between the road roller, or road…
Steam-engines
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