{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A practical treatise on the science of land and engineering surveying, leveling, estimating quantities, etc.,: With a description of the various instruments required, etc","author_name":"Henry S Merrett","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00089VUOS.html\">A practical treatise on the science of land and engineering surveying, leveling, estimating quantities, etc.,: With a description of the various instruments required, etc</a>","width":400,"height":300}