A
E J Asselman-Vermeule
Helikon 12, Amstelveen
B
B F Boere
Helikon 11, Amstelveen
W G Borel
Helikon 1, Amstelveen
J Bouwmeester
Helikon 7, Amstelveen
A Brokx
Helikon 13, Amstelveen
E
A Eschel
Helikon 8, Amstelveen
K
M S Kohen
Helikon 2, Amstelveen
R T M Koning
Helikon 14, Amstelveen
O
Drs N D Oud
Helikon 16, Amstelveen
N D Oud Ra
Helikon 16, Amstelveen
S
J T P Schutte
Helikon 5, Amstelveen