Seven lectures on architecture held on behalf of 't Genootschap Architectura et AmicitiaThe characteristics of Dutch architecture : six lectures and a summaryDüsseldorfer geographische Vorträge und Erörterungen : Verhandelungen der Geographischen Abteilung der 89. Tagung der Gesellschaft Deutscher Naturforscher und Ärzte in Düsseldorf 20. - 24. Sept. 1926Vom neuen Bauen : über das Geheimnis der GestaltErich Mendelsohn : das Gesamtschaffen des Architekten : Skizzen, Entwürfe, BautenErich Mendelsohn : das Gesamtschaffen des Architekten : Skizzen, Entwürfe, BautenSpatial constructions : evening lectures for architecture and civil engineering studentsOn the significance of applied geographic research for governance : nominationHousing and residential environment : [8 lectures on the development of housing and urban planning in the period 1930-1975].Grundlagen und Entwicklung der Architektur : four Vorträge gehalten im Kunstgewerbemuseum zu ZürichGrundlagen und Entwicklung der Architectur : four Vorträge gehalten im Kunstgewerbemuseum zu ZürichConcluding lecture : summaryStandardization in housing construction : lecture delivered by H.P. BerlageIntroduction to the knowledge of the development of applied arts : a cultural study of the timesThe development of modern architecture in Holland : lecture held at the Sorbonne in ParisArt and fraternityOverview on the establishment and further development of the architectural core "the 8" ; lecture "Architecture between the 20s and 30s"On the concept and essence of architectureS.B.U.A.M. : Société Belge des Urbanistes et Architectes Modernistes.The Museum theater : critical reflectionsThe significance of special concrete structures for commercial constructionEconomy and beauty in contemporary church constructionRestoring old works of artVentilation of gymnasiumsThree aspects of the agglomeration problem : three lectures, held in 1965 for the Contact Randgemeenten.Sechs vorträge über StadtbaukunstThe preservation and expansion of natural and landscape beauty : lectures held in Delft on April 16, 17 and 18, 1931Government care for the landscape : speeches held at the meeting of the Contact Committee on June 5, 1941 in AmsterdamThe training of the Delft engineer : lecture held at The Hague on Nov. 10, 1923Die Kunstformen des Barockzeitalters : vierzehn VorträgeOld and new : history of architecture viewed6 Dutch architects : their work - their viewsThe relationship of architecture to religionThree lectures on the new visual art : its development, aesthetic principle and future styleThe building boom 1949-2009Lectures on statics 1st and 2nd yearsSpatial planning : an interim specificationTheoretical foundations of sound absorbing materialsThe influence of noise on humans : a lecture seriesTransistors : a lecture series