Saturday, December 26, 2009

Out of the Vault: The Certified Plate Proof Collection


In February 2008, the National Postal Museum received a major Smithsonian grant to digitize its certified plate proof collection. A 3-minute Smithsonian Channel video tells the story from start to finish.

To view video, click above.

To view the collection, click here.
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posted by Don Schilling at 12:01 AM