Seltener Vintage 1970er - Parker 45 Flihter De Luxe 4/vierfarbiger Kugelschreiber

(Parker 45 Flighter De Luxe. Four Colour Ballpoint Pen -Blue - Black - Red & Green. the top is pushed down to produce a ballpoint. 3) - I'm not sure how the pen works. I push the top & don't always get a different colour appear.

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