Test For Radiation In 'Atom Bombed' Bristol -- A Civil Defence reconnaissance unit making a radiation test in Wine Street, Bristol, today (Saturday). Bristol is an 'atom-bomed' city this week-end. It is the centre of Exercise Medusa, in which co-operation is being tested. It is assumed for the purposes of the exercise that the Civil Defence services have been stretched to the limit and that an appeal for assistance has been answered by a military ***** commanded by Colonel J.T. ***** (commanding the ***** and Maintenance School at the Royal Armoured-Copes Centre, *****). February 10, 1951. (Photo by Reuterphoto).