Materials The start! Ply in the foreground and the timber on the car roof in the background. See Materials, Note 1. Rough sawn planks yet to be trued. See Materials, Note 1. Planks which are now straight, flat and squared. All the pieces cut out and ready to assemble with the exception of the plywood to cover it all. This marks the end of the Materials section. Share this:TwitterFacebookLike Loading...