Skip to main content Smithsonian Institution

Catalog Data

Printer:
Bureau of Engraving and Printing  Search this
Medium:
paper; ink (lavender) / engraving
Dimensions:
Height x Width: 8 x 6 in. (20.32 x 15.24 cm)
Type:
Bureau Plate Proofs
Place:
United States of America
Date:
March 12, 1940
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.
This die proof in the approved color is attached to the proof of plate no. 22562, which has "wrong color" written on it.
Plate No.: 22562
Denomination: 3c
Subject: Pan American Union
Color: purple
Topic:
National Stamp Collection  Search this
Object number:
0.242263.21738.2
See more items in:
National Postal Museum Collection
On View:
Currently on exhibit at the National Postal Museum
Data Source:
National Postal Museum
EDAN-URL:
edanmdm:npm_0.242263.21738.2