Brouwer, Ger J.
Dooijes, Dick
Erlemann, Hartmut
Gumbert, Hans Ludwig
Hartz, Samuel Louis (Sem)
Kipping, Jos
Laudy, Jan Maurice (Maurice)
Roland Holst, Adrianus
Scheffler, Christian
Schelling, H.G.J.
Trump, Georg
Vliet, Hendricus Theodorus Maria van