{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Unsymmetrical lines in tube-arc and spak spectra as an evidence of a displacing action in these sources, (Carnegie Institution of Washington.--Solar ... to the National Acad. of Sciences)","author_name":"King Arthur Scott","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0008CAYX8.html\">Unsymmetrical lines in tube-arc and spak spectra as an evidence of a displacing action in these sources, (Carnegie Institution of Washington.--Solar ... to the National Acad. of Sciences)</a>","width":400,"height":300}