The top floor also has a rare books room that is a joy to browse. Last time I went there was only two items they wouldn't let me take out and peruse: the Lewis

The top floor also has a rare books room that is a joy to browse. Last time I went there was only two items they wouldn't let me take out and peruse: the Lewis and Clark journals worth half a million that they kept off site and a 600 year old Italian manuscript.