BBC Autos recently published an article on the history of the Traction Avant.  Amazingly, the Traction they chose to feature in the article, (given they had 1,000’s to choose from in Europe), is a 1939 7A owned by Chris Adshead of Horseshoe Bay, British Columbia.   You can read about how Chris acquired it and get an overview of the significance the Traction Avant and its role in WWII  at this link:

https://www.bbc.com/autos/story/20140718-french-and-frisky