{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Underground Haulage of Coal by Wire Ropes: Including the System of Wire Rope Tramways As a Means of Transportation for Mining Products : A Practical Essay Written for John A. Roebling's Sons Co","author_name":"Wilhelm Hildenbrand","thumbnail_url":"https://www.ebooknetworking.net/books/114/654/big114654734X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-114654734X.html\">The Underground Haulage of Coal by Wire Ropes: Including the System of Wire Rope Tramways As a Means of Transportation for Mining Products : A Practical Essay Written for John A. Roebling&#039;s Sons Co</a>","width":400,"height":300}