| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| How to Observe in Archaeology | Various | en | Archaeology; Oriental antiquities | 2004-10-01 | |||
| How to Observe Morals and Manners | Martineau, Harriet, 1802-1876 | en | 2010-10-05 |