{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Installing a forend barrel-tuning device: various forms of controlling barrel vibrations or harmonics can be used to enhance rifle accuracy, including ... Tuning): An article from: American Gunsmith","author_name":"Norman E. Johnson","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000TL2WJC.html\">Installing a forend barrel-tuning device: various forms of controlling barrel vibrations or harmonics can be used to enhance rifle accuracy, including ... Tuning): An article from: American Gunsmith</a>","width":400,"height":300}