The Germans dropped over 100 high explosive bombs, several delayed action bombs
and hundreds of incendiaries.
The positions of known delayed action bombs
are marked by red flags at a reasonably, but not guaranteed, safe distance therefrom.
The civilians were advised to stay away because of delayed action bombs
These were caused by the first delayed action bombs
that were dropped by the Luftwaffe, which were unknown during this time.
He remembers the November Blitz, when severe damage to the factory and the presence of delayed action bombs
caused production to come to a complete standstill for a week.