Here's some. https://www.google.com/search?q=pic...&channel=iphone_bm&prmd=simvn&biw=320&bih=529 Another. http://www.jalopyjournal.com/forum/threads/looking-for-pics-of-homemade-truck-beds.82704/
Several Years ago there was a tech article on here, making a Model A bed. It was posted by a fellow from Barrie Ontario, with a yellow RPU. Haven't seen him on for a while. It was a very good article, lots of information, on the fabrication, along with dimensions.