The listing, JAN E. MATZELINGER, INVENTOR - BLACK HERITAGE SERIES - FIRST DAY OF ISSUE ENVELOPE - MINT - 1991 - has ended.
Official First Day of Issue Envelope:
JAN. E. MATZELINGER
Inventor
From Black Heritage Series of 1991
Issued - Sep 15th 1991
Mint to Near Mint Condition
PLEASE NOTE
Envelope has address printed on it, but has been edited out for posting photos online.
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