Arts-Waves on Cover to Cover 11.28.11 - 3:00pm By import Cover to Cover with Denny Smithson – November 28, 2011 at 3:00pm ListenDownload Denny Smithson interviews Dava Sobel about her book A More Perfect Heaven: How Copernicus Revolutionized the Cosmos Leave a Reply Cancel replyYou must be logged in to post a comment.