Explanation
general: Nine architectural firms were invited to participate in this multiple assignment. These were J. Abma, A. van Eyck, W.P.C. and D.E.C. Knuttel, H.A. Maaskant*, Chr. Nielsen, A.G. and J.D. Postma*, J.W.H.C. Pot and J.F. Pot-Keegstra*, H. Roebbers and C. Wegener Sleeswijk* (the archives of the architects marked * are in the NAI collection).
Aldo van Eyck won the competition.
Nielsen submitted his plan under motto 170.