{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Cretaceous Ammonites from the Lower Part of the Matanuska Formation, Southern Alaska, with a Stratigraphic Summary: Usgs Professional Paper 547","author_name":"David Lawrence Jones, Arthur Grantz","thumbnail_url":"https://www.ebooknetworking.net/books/128/897/big1288978162.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1288978162.html\">Cretaceous Ammonites from the Lower Part of the Matanuska Formation, Southern Alaska, with a Stratigraphic Summary: Usgs Professional Paper 547</a>","width":400,"height":300}