CBS/Sony World Classical Music Series CD Set 90 CDs 2 Commentary Books 3 Index CDs Rack A CD set featuring famous classical music pieces. - Set Contents: 90 CDs + Commentary Books - Contents: Collection of famous classical music pieces - Bonus: Includes luxurious commentary books - Disc Type: CD - Package: Comes with a wooden case There are no noticeable scratches or stains that won't come off, but there is some aging of the commentary books. It seems like it wasn't used much. I have checked the contents of the CDs and cases, but I haven't checked the playback. Stored in the living room since purchase. Thank you for looking.