I'm sorry but can't do that. I came across it at a swap meet in April. Seller had the front clip from a 65 Dart vert for sale.
The outer and inner rockers are standard production so someone could measure them measure them.
The cross section clearly shows the layering of the various components. They truly are metal stampings spot welded together. You could disassemble a whole body by drilling out the spot welds and cutting s few tack welds.