Back in October 2020 we mentioned that Nicolas Desgroppes who lives in Lyon France, owns and drives a Traction 7C, was doing a census, creating a means for early Traction owners to dialog with each other enabling them to hone in on the subtle differences about their cars depending on the month they were built.
![](https://citroenvie.com/wp-content/uploads/2021/10/Nicolas-Desgroppes-in-his-Traction-Avant-1024x768.jpeg)
Nicolas has just released an update summary of his effort and we were pleased to publish it here:
![](https://citroenvie.com/wp-content/uploads/2021/10/Nicolas-Desgroppes-Traction-Census-Update-2021_1-768x1024.jpeg)
![](https://citroenvie.com/wp-content/uploads/2021/10/Nicolas-Desgroppes-Traction-Census-Update-2021_2-768x1024.jpeg)
![](https://citroenvie.com/wp-content/uploads/2021/10/Nicolas-Desgroppes-Traction-Census-Update-2021_3-768x1024.jpeg)
![](https://citroenvie.com/wp-content/uploads/2021/10/Nicolas-Desgroppes-Traction-Census-Update-2021_4-768x1024.jpeg)
![](https://citroenvie.com/wp-content/uploads/2021/10/Nicolas-Desgroppes-Traction-Census-Update-2021_5-768x1024.jpeg)
If you own a pre-war Traction you can register your car by emailing him at authentiqtrac@gmx.fr or on Facebook at: Authentiq Trac or by phone — 06 84 33 14 80.