You need only one MFHD and one Item record when you have all of the following:
You need only one MFHD but more than one Item record any time there is more than one piece to barcode. This includes any time you have either of the following:
You need multiple MFHDs and multiple Item records when you have any of the following:
NOTE: The number of volumes does not affect the number of MFHDs. Every piece that has a barcode will require a separate Item record.
For additional information, see Record Relationships in Voyager.