152 154-1 and 140 702-2 are shunting in Aachen West on 31 August 2001. Note
that both locos have a pantograph raised. It looks like a double traction, but
I think it is at least not possible to steer the two different locos from one
cab. On the next track is the belgian 5524.
<p>
Digital photo by
<a href="http://www-users.rwth-aachen.de/christoph.schmitz2/index.html">Christoph
Schmitz</a>