October 1930 - October 1931
The 5 Lustrum board
The Board of the Electrotechnische Vereeniging of {period} has been constituted as follows:
| H.A.E. de Vos to Cappel | President |
| P.F. Blickman | Secretaris |
| K.H. Liong | Thesaurier |
| H.L. ten Cate | Vice-President / Afgev. C.C. |
| C.S. Telders | Commissaris |