| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| The Airplane Boys among the Clouds or, Young Aviators in a Wreck | Langworthy, John Luther | en | 2007-07-09 | ||||
| The Aeroplane Boys Flight A Hydroplane Roundup | Langworthy, John Luther | en | 2004-01-01 | ||||
| The Aeroplane Boys on the Wing Aeroplane Chums in the Tropics | Langworthy, John Luther | en | 2004-01-01 | ||||
| Lilith The Legend of the First Woman | Collier, Ada Langworthy, 1843- | en | Lilith (Semitic mythology) -- Poetry; American poetry | 2008-02-23 |