CH 2006 Stamp Day Olten SO, postal card cancelled 10. Dezember 2006 4600 Olten

Switzerland 2006 Stamp Day Olten SO,
official postal card of Swiss Post (postal stationery) 
"Tag der Briefmarke 2006 Olten - 150 Jahre Eisenbahnstadt -
Journée du timbre-poste 2006 Olten - Les 150 ans du noeud ferroviaire d'Olten -
Giornata del Francobollo 2006 Olten - 150 anni della città ferroviaira di Olten -
Stamp Day 2006 Olten - 150th anniversary of Olten the railway town", Design Werner Nydegger, Olten,
with printed franking, without address, cancelled "10. Dezember 2006 4600 Olten - Tag der Briefmarke 2006", luxury conservation.