Philcolux – Association Luxembourgeoise de Philatélie Constructive, Luxembourg (Luxembourg)

This society has a special place in the history of international thematic philately. Since May 1959 it has organized the annual Exphimo – EXposition PHIlatélique MOndorf in the spa town of Mondorf-les-Bains, which has become a reference point for thematic collectors and exhibitors from over 20 countries.