Arago: 8-cent Radiator & Wooden Propeller

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8-cent Radiator & Wooden Propeller

8c Airplane Radiator and Wooden Propeller plate proof

Scott Catalogue USA: C4
Description:

Certified plate proofs are the last printed proof of the plate before printing the stamps at the Bureau of Engraving and Printing. These plate proofs are each unique, with the approval signatures and date. For postal scholars these plates provide important production information in the plate margin inscriptions, including guidelines, plate numbers, and initials of the siderographer, or person who created the plate from a transfer roll.

Plate No. 14824

Denomination: 8c

Subject: Airplane Radiator and Wooden Propeller, Air Mail Issue

Color: dark green

Date:
August 11, 1923
Medium:
paper; ink (dark green) / engraving
Museum ID:
0.242263.14613
Place:
UNITED STATES OF AMERICA

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