Inglewood, California. The model maker holds an exact miniature reproduction of the type of bomb the plane will carry. Photo from October, 1942.
This picture shows a Lancaster dropping a 4,000.lb bomb and a shower of incendiaries in the said attack.
And of course the Russians had Air Superiority by the time it got underway which meant that the Luftwaffe was already fighting a losing battle ...
As it says "The bloodiest battle in history" just about sums it up.