Class 121 'Bubble Car' working into Aspley Guise from Bletchley. 
These units are to be replaced by Class 150 DMU from the summer 
timetable.  On the occasion of this photo only one of the two 
units was in public service,  the other being locked out of service.
The date was 9 May 1999.

<p>Photograph taken with a Kodak DC260 Digital Camera,  copyright 
belongs to Andrew Ducker,  you can email at apducker@purplenet.co.uk
or visit my webpage at www.apducker.demon.co.uk