{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Specifications for a horizontal back-acting compound-screw engine: For gun-boat no. 3 of 870 tons displacement... the engine with its auxiliaries of 1,300 i.h.p. under forced draught","author_name":"United States. Bureau of steam engineering","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3AZ/bigB003AZYVF2.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003AZYVF2.html\">Specifications for a horizontal back-acting compound-screw engine: For gun-boat no. 3 of 870 tons displacement... the engine with its auxiliaries of 1,300 i.h.p. under forced draught</a>","width":400,"height":300}