006 FIXED-LENGTH DATA ELEMENTS--ADDITIONAL MATERIAL CHARACTERISTICS --MIXED MATERIALS00 Type of 006 codep Mixed material01-05 Undefined; each contains a blank (#) or fill character (|) 06 Form of item# None of the following a Microfilm b Microfiche c Microopaque d Large print f Braille r Regular print reproduction07-17 Undefined; each contains a blank (#) or fill character (|)