| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| Cyclopedia of Telephony and Telegraphy Vol. 1 A General Reference Work on Telephony, etc. etc. | American School of Correspondence | en | 2005-04-14 | ||||
| Cyclopedia of Telephony and Telegraphy, Vol. 2 A General Reference Work on Telephony, etc. etc. | American School of Correspondence | en | 2010-08-15 | ||||
| The American Church Dictionary and Cyclopedia | Miller, William James | en | 2010-01-07 | ||||
| The Handy Cyclopedia of Things Worth Knowing A Manual of Ready Reference | Triemens, Joseph | en | 2006-12-26 | ||||
| Cyclopedia of Philosophy | Vaknin, Samuel, 1961- | en | 2004-02-01 | ||||
| Cyclopedia of Economics | Vaknin, Samuel, 1961- | en | 2004-02-01 |