If you are interested in donating your materials, many libraries accept donations. The University Libraries accepts gifts of materials on a limited basis. Consult the Giving to the Libraries page for more information.
Other organizations that accept donations include the AAUW of State College Branch. Also in the State College area, a Books for Africa program is managed by Dr. Andrew Sicree (814-867-6263; email@example.com).
Below are some links to book donation organizations that help match donors to libraries overseas.