Friends of Philadelphia City Institute Library on Rittenhouse Square, 1905 Locust Street, invites you to donate new or used books, DVDs, and CDs for their Annual Book Sale to raise funds for the library. Donations will be accepted on these specific collection days: All Fridays in March; Saturday, March 30; Friday, April 5 and 12; Saturday, April 13 and 27; and Friday, May 3 and 10. Hours of collection each day are 11:00 a.m. to 2:00 p.m. Books must be in excellent condition; DVDs and CDs must not be scratched. Please do not bring the following types of books because they do not sell: textbooks; medical, computer science and information technology, finance, travel guidebooks, or outdated topics; foreign language; worn, tattered, or discolored books, or books with writing on them. Please separate books into bags marked Fiction and Non-Fiction. Friends will hold their annual book sale on two days: Friday, May 17 from 2:00 p.m. to 4:00 p.m. and Saturday, May 18, from 11 a.m. to 3:00 p.m.