Arago: 10-cent Planes & Map

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10-cent Planes & Map

10c Map of United States and Two Mail Planes plate proof

Scott Catalogue USA: C7
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.18246

Denomination: 10c

Subject: Map of United States and Two Mail Planes, Air Mail Issue

Color: dark blue

Medium:
paper; ink (dark blue) / engraving
Museum ID:
0.242263.3020
Place:
UNITED STATES OF AMERICA

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