Class (Text 50)
The stamp class, for example "Air mail", "Commemorative", "Postage Due", "Regular", or "Special Delivery".
Class ID (Numeric)
This is an unique ID number that is assigned to each record in the table. You cannot edit this field.
This field is for your own notes.
Sort by (Text 52)
This text value is used when sorting on a field linked to this lookup table.