Arago: 50-cent China Clipper

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50-cent China Clipper

50c China Clipper plate proof

Scott Catalogue USA: C22
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. 21624

Denomination: 50c

Subject: "China Clipper" over Pacific, Air Mail Issue

Color: carmine

Medium:
paper; ink (carmine) / engraving
Museum ID:
0.242263.3040
Place:
UNITED STATES OF AMERICA

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