None of the other codes is appropriate. If the materials have been microfilmed and the repository has the originals, use blank in the repository record for those materials. Item is a microfilm. Item is a microfiche. Item is a microopaque d Large print.
Item is in a large print format.
Item is in braille. Regular print reproduction. Item is intended for manipulation by a computer. The item may reside in a carrier accessed either directly or remotely.