{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"On the manufacture of gun-flints, the methods of excavating for fling, the age of palæolithic man, and the connexion between neolithic art and the gun-flint trade","author_name":"Sydney B. J. 1850-1927 Skertchly","thumbnail_url":"https://www.ebooknetworking.net/books/117/745/big1177459469.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1177459469.html\">On the manufacture of gun-flints, the methods of excavating for fling, the age of palæolithic man, and the connexion between neolithic art and the gun-flint trade</a>","width":400,"height":300}