Members of the board
Pieter Wiersinga, president
Pieter Lambrechtse, vice-president
Frans Breumelhof
Bert Mertens
Marie de Ronde-Oudemans
Frans van Verschuer
Members of the board
Pieter Wiersinga, president
Pieter Lambrechtse, vice-president
Frans Breumelhof
Bert Mertens
Marie de Ronde-Oudemans
Frans van Verschuer