{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Drilling Practice and Jig Design: A Treatise Covering Comprehensively Drilling and Tapping Operations, and the Design of Drill Jigs and Fixtures for Interchangeable Manufacture","author_name":"Erik Oberg","thumbnail_url":"https://www.ebooknetworking.net/books/114/277/big1142777510.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1142777510.html\">Drilling Practice and Jig Design: A Treatise Covering Comprehensively Drilling and Tapping Operations, and the Design of Drill Jigs and Fixtures for Interchangeable Manufacture</a>","width":400,"height":300}