{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Working ephemerides of 500 pairs of stars for the determination of time by the method of corresponding altitudes (Zinger\"s method) FIRST BOOK ONLY","author_name":"U.R.S.S.. Supreme council of national economy....","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00B4X23N4.html\">Working ephemerides of 500 pairs of stars for the determination of time by the method of corresponding altitudes (Zinger&quot;s method) FIRST BOOK ONLY</a>","width":400,"height":300}