| title | creator | language | description | tableOfContents | contributor | subject | created |
| The Pygmy Planet | Williamson, Jack, 1908-2006 | en | | | | | 2009-06-20 |
| Salvage in Space | Williamson, Jack, 1908-2006 | en | | | | | 2009-07-01 |
| The Mafulu
Mountain People of British New Guinea | Williamson, Robert Wood, 1856-1932 | en | | | | Mafulus; Fuyuge language; Ethnology -- New Guinea | 2006-03-04 |
| The Castle Of The Shadows | Williamson, A. M. (Alice Muriel), 1869-1933 | en | | | | Adventure stories; Detective and mystery stories | 2006-11-23 |
| The Dakotan Languages, and Their Relations to Other Languages | Williamson, A. W. (Andrew Woods), 1838-1905 | en | | | | | 2008-09-04 |
| John and Betty's History Visit | Williamson, Margaret, 1886- | en | | | | | 2009-07-27 |
| Have We No Rights?
A frank discussion of the "rights" of missionaries | Williamson, Mabel | en | | | | Missionaries; Pamphlets; Missions -- China | 2008-02-06 |
| The Cosmic Express | Williamson, Jack, 1908-2006 | en | | | | Science fiction; Short stories | 2008-07-15 |