Arago: St. Lawrence Seaway Issue

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St. Lawrence Seaway Issue

4c St. Lawrence Seaway plate proof

Scott Catalogue USA: 1131
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.26328

Denomination: 4c

Subject: Great Lakes, Maple Leaf and Eagle Emblems, St. Lawrence Seaway Issue

Color: red & dark blue

Date:
April 3, 1959
Medium:
paper; ink (red & dark blue) / engraving
Museum ID:
0.242263.16292
Place:
UNITED STATES OF AMERICA

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