PARKER 21 SUPER DEMONSTRATOR FACTORY TEST PIECES barrel Gold plated ring

Gold plated ring

197 page illustration

people and places

192 pages of colored photographs and detailed descriptions of various fountain pens

" date code

PARKER 21 SUPER DEMONSTRATOR FACTORY TEST PIECES barrel Gold plated ringThese 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