M.P. Bolten +< br> At the age of 62, Mr. M.P. Bolten, chief architect of the Government Building Agency, passed away in Voorburg. Ir C. de Cler< br> Ir C. de Cler, who will leave his job at the Ministry as of October 1, has accepted a position in urban planning with the Department of Urban Development and Reconstruction in Rotterdam. Architect L. Drewes 80 years< br> On Aug. 28, Groningen architect L. Drewes celebrated his 80th birthday. Mr. Drewes, who initially worked as an architect for the municipality of Groningen but established himself as an independent architect in 1913, is the designer of several churches and schools, blocks of houses, country houses and farms.