The production line at Willow Run Yankee Air Museum When Monroe started work at Willow Run, the 332-acre facility employed 40,000 workers and was the largest manufacturing operation in the world.
When he found there was an actual woman named Rose working as a riveter there, he asked Monroe to be part of the film.
Special Thanks to Julie Osborne of the Yankee Air Museum and Allison Beatty of the MotorCities Speakers Bureau for their contributions to this article.