{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Treatise Containing the Practical Part of Fortification: In Four Parts: I. the Theory of Walls ... Ii. the Knowledge of the Materials ... Iii. the ... of Building Aquatics ... for the Use of the","author_name":"John Muller","thumbnail_url":"https://www.ebooknetworking.net/books/114/845/big114845280X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-114845280X.html\">A Treatise Containing the Practical Part of Fortification: In Four Parts: I. the Theory of Walls ... Ii. the Knowledge of the Materials ... Iii. the ... of Building Aquatics ... for the Use of the</a>","width":400,"height":300}