Anyone that's ever worked with rare books holds on to the hope that someday they'll dust off an old tome and out will spill some previously undiscovered - but amazingly relevant - piece of ephemera.

Book Dealer: Children's Books
(212) 751-0011
Whatever your interests—literary classics, landmarks in the history of ideas, (more)
Book Dealer: Antiquarian & Rare
(317) 514-3829
Offering fine and private press, small press, literature, and other categories per (more)
Book Dealer: Antiquarian & Rare
Via Biblio.com books WW II,e.g.: Anne Frank's Diary 'Het Achterhuis.'