{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Practical designs for drilling and milling tools. An illustrated description and reference book of the principles applied in computing, drafting, and designing of drilling jigs, gages, hand tools, tapping and milling fixtures;","author_name":"Chauncey Weed Hinman","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B007Q7WLQG.html\">Practical designs for drilling and milling tools. An illustrated description and reference book of the principles applied in computing, drafting, and designing of drilling jigs, gages, hand tools, tapping and milling fixtures;</a>","width":400,"height":300}