Date published 29-05-1954. This article was published on the occasion of the start of construction (photo construction site at opening) of the extension of the Bouwcentrum (photos maquette, situation drawing) in Rotterdam on May 18, 1954. The article gives a brief report of the festivities (photos) and the people present. The article also gives a brief report of the speeches by Z.Y. van der Meer, chairman of the Bouwcentrum Foundation and director-general of the Ministry of Reconstruction and Housing, and architect J. van Ettinger, director of the Bouwcentrum. Architect J.W.C. Boks, the architect of the building, also spoke briefly. Illustrations: photos maquette, situation, photo construction phase, interior photos/expansion Bouwcentrum at Rotterdam, arch. Boks Design years: 1955 (front)