Working early 1940's Black ESTERBROOK "J" single buy jewel fountain pen

Working 1940's Black ESTERBROOK "J" single jewel ink pen

This is an early 40's flat bottom barrel and three parallel ribs top jewel

Chrome trim
lever filler*
Pen measures 5" long
Pocket clip marked Esterbrook
Barrel marked: "R. ESTERBROOK CO. MADE IN U.S.A.
Firm EF-SS Nib marked: ESTERBROOK 1550 MADE IN U.S.A.

NOTE: The barrel has a small bulge towards bottom, no impact to buy filling or writing.
*New ink sac installed

1407

SOLD as is, as pictured, & as described.
You are getting what is pictured.
I'm describing what I see with limited knowledge.
Display stand is not included

No returns

Please READ the entire Description section and review ALL pictures as they are also part of the description.