Some people have delved deep into this subject. One even wrote a book about it…
https://leadstories.com/hoax-alert/2...kely-true.html
https://airminded.org/2012/01/21/the...-bombs-return/
https://www.forces.net/heritage/hist...ecoy-airfields
But couldn’t the wooden bomb be a practice bomb like the concrete ones?
“Pictured: The "fake bomb" that found fame on social media discovered at the Airborne Museum (Sainte Mère Église) in France | Credit: Airborne Museum - Sainte Mère Eglise – Normandy France”