Esterbrook 331
Described in contemporary advertising (1938 Esterbrook Catalog) as: "Medium size, fine pen with extra flexible action. Bronze finish."
The Esterbrook Project describes this nib as the fifth and last in the "Art & Drafting" series. A straight body with a fine, sharp point. Rectangular vent hole. Embossed roll across waist. Fine, flexible, Bronze finish.
Versions
There is only one version of the Esterbrook 331 nib in the Chappy's Nibs collection:
The nib pictured below is Esterbrook 331.
Photos
Click any image for a full-resolution photo: 2200 x 640. The image with the ruler is 2300 x 1196.




