Zuider Zee Works : the work of half a century told in five minutes / compiled by the public relations and information department of the … Netherlands and the water / publ. by the public relations and information department of the ministry of transport and waterstaat ; prepared in cooperation with … From fisherman's paradise to farmer's pride : the story of reclaiming and settling the Zuider Zee land / comp. by the Public Relations and Information … International meeting on radio aids to marine navigation, May 1946
