1960's Sheaffer Fashion 3 sum, blue. Fountain Pen, Ballpoint and .05mm Pencil
Nib: Medium Gold electroplated
Takes Slim ink cartridges (Discontinued)
Since the converters for these models are virtually impossible to find, these dried-up ( but unpunctured ) refills can save the day as they can be refilled with ink via a syringe.
In 1912, Walter A. Sheaffer took his idea of a pen-filling apparatus that utilized a lever system and, with his life savings, founded the W.A. ... By the 1930s, Sheaffer fountain pens were being advertised as the pen that "fills instantly from any ink-well, with one touch of a finger. Cleans automatically when filling."