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Roper's Instructions and Suggestions for Engineers and Firemen who Wish to Take Charge of Any Class of Steam Engines Or Boilers, Stationary, Locomotive Or Marine

Stephen Roper

出版	E. Meeks, 1894
URL	http://books.google.com.hk/books?id=SypLAQAAMAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN