LAST MAIL ART SHOW
by Mark S. Bloch, 1986
Single black on white perforated photocopy artistamp, 6.7 x 5.3cm.
from a full sheet of 12, signed by John Held Jr., and numbered 11/50
This artistamp commemorates Mark Bloch's Last Mail Art Show.
It was issued by Panpost and presents Mark's portrait of John Held Jr.