Combined Book Exhibit is a marketing and advertising company based out of 277 White St, Buchanan, New York, United States. What is the Combined Book Exhibit®? The Combined Book Exhibit® is one of the most widely recognized and highly respected names in the publishing community. For over 85 years, CBE has been showcasing published works at national and international book shows and expos, becoming a dependable resource for the publishers it serves and the librarians and educators who depend on it.