{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Black powder cartridge ballistics: cartridge performance back in the 1880's was limited by the propellant.(MONTANA MUSINGS): An article from: Guns Magazine","author_name":"Mike Venturino","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00NUW5LSQ.html\">Black powder cartridge ballistics: cartridge performance back in the 1880&#039;s was limited by the propellant.(MONTANA MUSINGS): An article from: Guns Magazine</a>","width":400,"height":300}