UW-Madison Space Science Station, Madison, Wisconsin — 2016-06-11
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Postmark date:
2016-06-11
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You have until:
2016-07-11
to mail
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Write to:
Pictorial Postmarks
UW-Madison Space Science Station
PO Box 7990
Madison, WI 53707-7990
Postmark Dimensions:
65mm × 25mm (2.5″ × 1.0″)
Postmark organized by:
Space Science and Engineering Center, University of Wisconsin
Note that the postmark image pictured here has a frame and the final postmark does not.
