PARKER 21 SUPER DEMONSTRATOR FACTORY TEST PIECES autographed Later burgundy color

Later burgundy color

These fit BOTH of the Waterman's CF ballpoint releases from the 50s and the ones from the 80s

Cliff was the first non-manufacturer to publish repair instructions

Note: the hole in these are intact

and natural holders

PARKER 21 SUPER DEMONSTRATOR FACTORY TEST PIECES autographed Later burgundy colorThese were probably used by Parker to evaluate some aspect of the 21 design. Each pen has a clear demonstrator type shell. Both have lustraloy caps with chrome trim and have not been used outside the Parker factory. Never catalog items. Each pen has a number hand scribed on the filling unit like some other non production collections I have seen of former Parker employees. #4937 has the number "42" scribed onto the filling unit and #4938 has the number