This may be a departure from a typical girls with guns entry. First the lady is dressed. Secondly the gun she is wielding is a rivet gun. But I can explain.
Here is a B-29 in flight
At the link is the story of the second wife of General James Longstreet. She married a Confederate hero of the Civil War. She worked in a defense plant as, “Rosie the Riveter” during WWII.
At least we have Princess Angry Beaver and AOC “Nice tits” these days.