{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Shades, shadows and linear perspective for students of engineering or architecture, professional draughtsmen, etc","author_name":"Frederick Newton Willson","thumbnail_url":"https://www.ebooknetworking.net/books/117/631/big1176310313.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1176310313.html\">Shades, shadows and linear perspective for students of engineering or architecture, professional draughtsmen, etc</a>","width":400,"height":300}