ABAA. Antiquarian Booksellers Association of America.
MARIAB. Massachusetts and Rhode Island Antiquarian Booksellers.
IOBA. Independent Online Booksellers Association.
ABA. American Booksellers Association (mostly new books).
NEIBA. New England Independent Booksellers Association (also mostly new books).
Book Sense. New books, independent stores. Please, if you're looking for an in-print book that you can't find used, try an independent bookseller near you.
Library of Congress. Search their catalog.
addall.com. A meta-search for used and out-of-print books, checks more than 20 search sites.
PARTNERS IN OUR EVENTS AND OTHER FRIENDS FROM OUR DAVIS SQUARE DAYS
ALTERNATIVE VENUES FOR EVENTS / PERFORMANCE
And check Jim Sullivan for a stimulating view of the Boston area arts and events scene.