DE RE ATARI (français) is now digitized and available for download here.

Published by Atari France in 1981 – APX 90009 – ISBN 2-905299-00-2.

The Side3 is awesome but the provided shell does not fit into the 1200xl cartridge port. So i’ve adapted the existing 3D model so that it will fit.

You can download the .STL file here. Of course it is still compatible with other atari 800xl, 600xl…