{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A treatise of artillery: containing I. General constructions of brass and iron guns used by sea and land, ... To which is prefixed, a theory of powder ... Academy of Artillery. By John Muller, ...","author_name":"John Muller","thumbnail_url":"https://www.ebooknetworking.net/books/117/086/big1170869483.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1170869483.html\">A treatise of artillery: containing I. General constructions of brass and iron guns used by sea and land, ... To which is prefixed, a theory of powder ... Academy of Artillery. By John Muller, ...</a>","width":400,"height":300}