1990 Bhutan #908 Stamp World London 1990. Souvenir Sheet of 2 containing 908a & 908b. 908a Penny Black 150th Anniversary & Hamburg #1 & 908b Penny Black 150th Anniversary & Morth German Confederation #1.
1990 Bhutan #908 Stamp World London 1990. Souvenir Sheet of 2 containing 908a & 908b. 908a Penny Black 150th Anniversary & Hamburg #1 & 908b Penny Black 150th Anniversary & Morth German Confederation #1.