The ABAA was founded in 1949 and is comprised of eight chapters. It is now possible to search through the membership database on the ABAA website: http://hq.abaa.org/
"The mission of the ABAA is to promote ethical standards and professionalism in the antiquarian book trade, to encourage the collecting and preservation of rare and antiquarian books and related materials,to support educational programs and research into the study of rare books, and to facilitate collegial relations between booksellers, librarians, scholars, and collectors." - ABAA website
CBA Holdings Include:
1999: 50th Anniversary Edition [Includes: ABAA Code of Ethics, History of the ABAA, A note on the valuation of books, some thoughts and thanks from legal council of ABAA, and directory]