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"Seventh Annual Conference on Construction History"Organisée  par la Construction History Society, qui devait se tenir à Cambridge,  Grande Bretagne, du 3 au 5 avril et qui a eu lieu en ligne sous forme de  présentations téléchargeables et webinaires, suivie d'une publication  papier.  Accédez au site :  Seventh Annual Conference on Construction History Participation membre UMR AUSserLena Dimitriadi (ACS/AUSser) :   "The geometry and structure of an early freeform roof: the Europe 1 Transmitter Building in the Saar"  Abstract: Paper on the Europe 1 Transmitter building that is Germany  close to the French border completed in 1955, designed by Jean-François  Guédy ad André Nejavits-Méry as a concrete hall with glass walls covered  by a curving free form roof, looking at the discussions around the  setting out of this form and its relationship to other hyperbolic  structures in the post-war period