{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Elements of Plane Trigonometry: And Their Application to the Measurement of Heights and Distances, Surveying of Land, and Levellings : Particularly Adapted to the Use of High Schools and Academies","author_name":"William Batchelder Bradbury","thumbnail_url":"https://www.ebooknetworking.net/books/B00/9P3/bigB009P35T6S.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B009P35T6S.html\">Elements of Plane Trigonometry: And Their Application to the Measurement of Heights and Distances, Surveying of Land, and Levellings : Particularly Adapted to the Use of High Schools and Academies</a>","width":400,"height":300}