University of Florida
Baldwin Library: Kings and Queens
A scanned copy of the 1850 publication of Kings and Queens by John Stevens Cabot Abbott, a nonfiction book for children.
Other
Archontology.org: Archontology
An intriguing site that lists political, religious, and other historical offices and the people that held them for many of the countries around the world. Clicking on names will yield a biography in some cases.