| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| Ideen zu einer Physiognomik der Gewächse | Humboldt, Alexander von, 1769-1859 | de | Phytogeography; Plant ecology | 2007-09-24 | |||
| The Works of Aristotle the Famous Philosopher Containing his Complete Masterpiece and Family Physician; his Experienced Midwife, his Book of Problems and his Remarks on Physiognomy | Aristotle, 384 BC-322 BC | en | 2004-06-01 | ||||
| Outlines of the Earth's History A Popular Study in Physiography | Shaler, Nathaniel Southgate, 1841-1906 | en | 2006-06-12 |