|KELLER, Christian |
|Member of the Swiss Association of Aerophilatelists.|
Member of the French Circle of Aerophilately.
Court of Honour at "Martigues 94".
Southern Aeropostal mail service: Europe - South America.
Private air companies from Brasil.
Postal services to Tarascon (on the Rhône) 17th, 18th and 19th centuries.
Postal services in Saône & Loire, 18th and 19th centuries (prephilately).