The Great Ideas Program by Mortimer J. Adler, 1959-1963. This set contains 10 volumes. Wear to cover and spine. Some of the covers have discoloration due to age. Covers may be starting to crack near the spine. Some pages may be creased. Ends may be bumped or rubbed. See photos for more details. Reach out with any questions. We always ship your item in cardboard packaging for maximum protection.