• 7052 - van der Knaap, T - June 1957 (est)
  • 7053 - Henkels - June 1957 (est)
  • 7054 - Paus - July 1957 (est)
  • 7055 - Toethuis - July 1957 (est)
  • 7056 - de Groot - July 1957 (est)
  • 7057 - Storman - July 1957 (est)