{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The fixation of atmospheric nitrogen; a communication made to the Cairo Scientific Society, January 3, 1919","author_name":"Frank Hughes","thumbnail_url":"https://www.ebooknetworking.net/books/117/661/big1176615521.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1176615521.html\">The fixation of atmospheric nitrogen; a communication made to the Cairo Scientific Society, January 3, 1919</a>","width":400,"height":300}