{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"20th century machine shop practice; arithmetic, practical geometry, mensuration, applied mechanics, properties of steam, the indicator","author_name":"Leonard Elliott Brookes","thumbnail_url":"https://www.ebooknetworking.net/books/123/103/big123103498X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-123103498X.html\">20th century machine shop practice; arithmetic, practical geometry, mensuration, applied mechanics, properties of steam, the indicator</a>","width":400,"height":300}