{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Training Regulations TR 190-14 Topography and Surveying Drafting, Basic June 21, 1923","author_name":"War Department","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00GHSSIB2.html\">Training Regulations TR 190-14 Topography and Surveying Drafting, Basic June 21, 1923</a>","width":400,"height":300}