{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The History and Use of Our Earth's Chemical Elements: A Reference Guide","author_name":"Robert E. Krebs","thumbnail_url":"https://www.ebooknetworking.net/books/031/330/big0313301239.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0313301239.html\">The History and Use of Our Earth&#039;s Chemical Elements: A Reference Guide</a>","width":400,"height":300}