...almost twenty-one hundred American aircraft were to be found over central and eastern Germany around the middle of that day.  For the German population on the ground, it must have seemed that the sky was black with machines that meant them harm.

...

The entire First Division would deliver 678.3 tons of HE ("general purpose") bombs and 400 tons of incendiaries.

Frederick Taylor
From his book: Dresden, Tuesday, February 13, 1945
Chapter 23: Ash Wednesday