| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| Euthenics, the science of controllable environment a plea for better living conditions as a first step toward higher human efficiency | Richards, Ellen H. | en | 2010-03-05 | ||||
| The Cost of Shelter | Richards, Ellen H. | en | 2004-05-01 |