Reference: UK1426GBS6
Brand: Intelligent AR Limited
UNITED KINGDOM (2014). Union flag - 'PhilaKorea 2014 World Stamp Expo' - B8GB14 B001. Set 6 values
Intelligent AR Limited (7.08.2014) - Post&Go. Union flag (original paper, no date). Special imprint 'PhilaKorea 2014 World Stamp Expo'. Code B8GB14 B001. Mint collectors strip + first day receipt.