Steam engines, a thorough and practical presentation of modern steam engine practice (1920)
Ludy, Llewellyn V., 1875-, American Technical Society · Chicago, American technical society · leaf 167
Fig. 87. Simple Type of Fly-Ball Governor Fig. 88. Later Type of Fly-Ball Governor must be slightly changed. Thus with the old ball governors therewas a slightly different speed for each load. This condition has beengreatly improved by various modifications until now such governorsgive excellent…
Steam-engines
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