April 1954 - November 1954
The Board of the Electrotechnische Vereeniging of {period} has been constituted as follows:
H. Liebert | President |
R.H.F. Nitzsche | Secretaris |
C. Kraaij | Thesaurier |
Joop Cornelissen | Excursieleider |
A. van der Hoeven | Commissaris |