A recent post from my BOEING B-17 FLYING FORTRESS collection. This is a B-17G model made distinctive by the “chin turret” machine guns which characterized the later models.

Originally shared by Pete Panozzo

B-17 Flying Fortress
Registration B-17G-30-DL (42-38091)

“Boeing B-17 “Flying Fortress” levels off for a run over target. Photo shows the chin turret with .50 caliber machine guns featured in later models. The B-17 weighed about 60,000 lbs., carried a bomb load of 6000 lbs., at a speed of approximately 300 miles per hour.”

Photographer
This file is lacking author information.

Source http://afhra.maxwell.af.mil/photo_galleries/aaf_wwii_vol_vi/Captions/012_B-17.htm

https://upload.wikimedia.org/wikipedia/commons/a/a1/B-17_on_bomb_run.jpg