{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Emissivity of Straight And Helical Filaments of Tungsten No. 300","author_name":"W. W. Associate Phyicist Bureau of Standards Coblentz","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003B9F7AA.html\">Emissivity of Straight And Helical Filaments of Tungsten No. 300</a>","width":400,"height":300}