# 3173 (1997) Sound Barrier - PB, LL #B1111, MNH
Regular price
$1.60
Sale
US 1997
FIRST SUPERSONIC FLIGHT
Sound Barrier Surpassed, 50th Anniversary
Self-Adhesive Gum
Scott 3173
Die Cut 11.4
Lower Left Stamp Plate Block - #B1111
FIRST SUPERSONIC FLIGHT
Sound Barrier Surpassed, 50th Anniversary
Self-Adhesive Gum
Scott 3173
Die Cut 11.4
Lower Left Stamp Plate Block - #B1111
Mint Never Hinged