Omas Lucens and 557 faceted fountain pens, circa 1940’s-50’s. Earlier Lucens, helical barrel pattern with fine flexible Omas steel nib (small crack to eye of nib) along with 557 faceted with fine 14K nib. Length 5-5 3/8 inches, filling mechanisms piston fill. Overall fair condition, Lucens with some shrinkage near base of barrel, 557 F with some hairline cap lip cracks.