Muelle OBBB de 1950 Montblanc 146 Calligraphy super flex -OBBBB 14C Meisterstück
Hard to find perfect approx 1955 MONTBLANC Masterpiece # 146 OBBB fountain pen piston filler with original flexible to OBBBBB 14C gold nib. - ready to write, all original and fully serviced pen with fresh cork sealing.