{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Instructions to the surveyors general of public lands of the United States; for those surveying districts established in and since the year 1850: ... the field operations of deputy surveyors","author_name":"United States. General Land Office","thumbnail_url":"https://www.ebooknetworking.net/books/123/698/big1236981014.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1236981014.html\">Instructions to the surveyors general of public lands of the United States; for those surveying districts established in and since the year 1850: ... the field operations of deputy surveyors</a>","width":400,"height":300}