Sanitation and Cleanliness for a Healthy Environment
The Hesperian Foundation in collaboration with the United Nations ...
Apocalypse Doctor - Medicine at the End of the World
Michael Chesbro
Python Projects for Kids
Unknown
Design Patterns : Elements of Reusable Object-Oriented Software
Erich Gamma & Richard Helm & Ralph Johnson & John Vlissides
Incidents in the Life of a Slave Girl, Written by Herself
Harriet A. Jacobs