Robert Jan,
This is the picture that I had in mind. I tried pinpointing the location with some residents in Holten a few years ago, but failed.
source:
http://www.velocitasholten.nl/fotoholten.html
The website marked the pic as "Beuseberg", but I wonder if it could be the same location as in your picture?
Alex
p.s. Thanks for your PM, welcome back!