1963 (05) Paris - 'Conference Logo' Cover - Ord - Willesden Wavy Line Slogan - With 'World Wide Collectors Club' Cachet

Scarce 'Conference Logo' Cover.

Non Phosphot stamp....

Willesden Wavy Line Slogan, but also with a 'World Wide Collectors Club' Cachet........

Not seen that cachet before...........

Code: 65442