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Official Catalogue of the International Electrical Exhibition, Philadelphia, Commencing Sept. 2, 1884, Under the Auspices of the State of Pennsylvania for the Promotion of the Mechanic Arts

Franklin Institute (Philadelphia, Pa.)

出版	Burk, 1884
URL	http://books.google.com.hk/books?id=OPlUAAAAMAAJ&hl=&source=gbs_api