Then erm, of course there were people who lectured on er gate courses on elementary German, there was a friend of Doctor , who used to go out and, to units and erm give lessons in German and erm  there were, there was a unit of Polish erm soldiers stationed, they had an armoured train, believe it or not, which was erm parked at Saxmundham and erm every so often, particularly at night, they used to trample up and down the line.