| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| Modern Skepticism: A Journey Through the Land of Doubt and Back Again A Life Story | Barker, Joseph, 1806-1875 | en | 2006-06-24 | ||||
| Sextus Empiricus and Greek Scepticism | Patrick, Mary Mills, 1850-1940 | en | 2006-01-20 |