...
- audio cassette
- CD
- phono disc
- av equipment
- CD-ROM
- room/locker key
- kit
- microfiche
- microfilm
- microform
- superfiche
- ultrafiche
- DVD
- film reel (there is only 1 AV item: a 16mm movie, Jack and the beanstalk, in the Chesler collection)
- video cassette
...
KITs are a mixed bag - some are USBs and others are books w/CDs, etc. For the books w/etc I'd like to make them books and follow up later to add additional items for each additional thing. Are USB flash drives av equipment? And then a few are just kits.