| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Elfin Songs of Sunland: -1914 | 978-1-112-10532-6 (1-112-10532-8) | 2009 |
| Evolution of the Colors of North American Land Birds: -1893 | 978-1-112-22741-7 (1-112-22741-5) | 2009 |
A. K. · C.A. · C. K. · C Keeler · Charles K.