{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Metal work, technology and practice;: An introductory course to the metal trades, occupations, hand tools, bench work, power saw, metals, care of ... work, and metal spinning. 662 illustrations","author_name":"Oswald A Ludwig","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0007EDW7W.html\">Metal work, technology and practice;: An introductory course to the metal trades, occupations, hand tools, bench work, power saw, metals, care of ... work, and metal spinning. 662 illustrations</a>","width":400,"height":300}