M8 / M20 recon vehicle
(List of photos at bottom of page).
This is an M20. The main difference between the M20 and the earlier M8 is that the M8 has a small turret.

Aberdeen Proving Grounds. M8 / M20 recon vehicle 253

Aberdeen Proving Grounds. M8 / M20 recon vehicle 254

Aberdeen Proving Grounds. M8 / M20 recon vehicle 255
Photos from US Army Ordnance Museum/Aberdeen Proving Grounds
Please email me for high resolution photos for publication. US Army Ordnance Museum/Aberdeen Proving Grounds photo portfolio by Narayan Sengupta.