{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Surveying and levelling instruments theoretically and practically described. For construction, qualities, selection, preservation, adjustments, and ... by civil engineers and surveyors in the field","author_name":"William Ford Robinson Stanley, HT Tallack","thumbnail_url":"https://www.ebooknetworking.net/books/117/801/big1178019799.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1178019799.html\">Surveying and levelling instruments theoretically and practically described. For construction, qualities, selection, preservation, adjustments, and ... by civil engineers and surveyors in the field</a>","width":400,"height":300}