{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The orbits and dimensions of the eclipsing binary system 31 Cygni (Publications of the Dominion Astrophysical Observatory, Victoria, B.C., v. 13, no. 10)","author_name":"Kenneth Osborne Wright","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0006D1Z8M.html\">The orbits and dimensions of the eclipsing binary system 31 Cygni (Publications of the Dominion Astrophysical Observatory, Victoria, B.C., v. 13, no. 10)</a>","width":400,"height":300}