[UK] Alvis FV 4333 Stormer - Cargo/Flatbed


I was not able to source good material (blueprints) of the british Alvis FV 4333 Stormer flatbed variant.
Maybe anyone here is able to help me.

This is the bugger:

Photo Credit: http://www.arcaneafvs.com (Hope they don't mind me using it)

Any help appreciated and thaks in advance :)