{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"W. Herschels Entdeckungen In Der Astronomie: Und Den Ihr Verwandten Wissenschaften (1828) (German Edition)","author_name":"Johann Wilhelm Andreas Pfaff","thumbnail_url":"https://www.ebooknetworking.net/books/116/094/big1160941882.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1160941882.html\">W. Herschels Entdeckungen In Der Astronomie: Und Den Ihr Verwandten Wissenschaften (1828) (German Edition)</a>","width":400,"height":300}