| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| Essentials in Conducting | Gehrkens, Karl Wilson, 1882-1975 | en | 2007-08-25 | ||||
| Discourse on the Method of Rightly Conducting One's Reason and of Seeking Truth in the Sciences | Descartes, René, 1596-1650 | en | Translation of Discours de la méthode | 1993-03-01 |