{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Researches in stellar parallax by the aid of photography, from observations made at the Oxford Unive","author_name":"Charles Pritchard","thumbnail_url":"https://www.ebooknetworking.net/books/111/704/big111704730X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-111704730X.html\">Researches in stellar parallax by the aid of photography, from observations made at the Oxford Unive</a>","width":400,"height":300}