November 1970 - December 1971
The 13 Lustrum board
The Board of the Electrotechnische Vereeniging of {period} has been constituted as follows:
| Frans van Diemen | President |
| Gerben Joustra | Secretaris |
| Cees de Keizer | Thesaurier |
| Jan Vrij | Vice-President |
| Peter Hoogeboom | Excursieleider |
| J.H.B. Span | Commissaris Onderwijs |