Arago: 20-cent Transport Plane

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20-cent Transport Plane

20c Transport Plane plate proof

Scott Catalogue USA: C29
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. 22761

Denomination: 20c

Subject: Twin-Motored Transport Plane, Air Mail Issue

Color: bright green

Medium:
paper; ink (bright green) / engraving
Museum ID:
0.242263.3054
Place:
UNITED STATES OF AMERICA

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