SYSTEM DIARY 6-Ring Refill Bundle Sale

This is a set of various refills for a vintage SYSTEM DIARY, including grid, lined, and data sheets in diverse formats.
These are refills for a 6-hole binder.
The outer bag shows signs of age and dirt, but most of the contents are unused and some have not even been opened.
This is a set and will not be sold separately.

- Brand: SYSTEM DIARY
- Product Type: Binder Refills
- Contents: Grid sheets (3mm/5mm), lined memo sheets, data sheets, '75 diary
- Example Model Numbers: C-20B, C-21, A-10, B-A

Thank you for looking.