I have a 48, and two 49's and they all have plank flooring. I have not seen the later year CE's, however I believe Jim Carter has two or three in his yard, give him a call. Post some pictures, there are a couple of us on the SB page that have the CE's.........g
1952 GMC Canopy Express I think we have all concluded after many discussions, the only way to get out the old plywood is to drill out the spot welds on the metal flange and remove it from the top. I have been told you can purchase 5 foot wide plywood from a cabinet shop, use marine plywood if you can find it.