Michel,
I came across these pictures of M7 Priest of the Belgian Army, I thought they would be of interest to you.
Regards,
Hanno
http://www.delcampe.net/page/item/id,74698851,var,belgisch-leger-armee-belge-90-SP-tank,language,D.html
http://www.delcampe.net/page/item/id,74699380,var,armee-belge-belgisch-leger-self-propellers-tank,language,D.html