Crickey,in the last two pages we have gone from metallurgy to early man still being here and him possibly buying coaching where to roof comes off,is this to try and push the Deltic dispatch before someone hurts themselves......i never realized all the not for children warnings are because they are more intelligent.I like the galvanized tin plate idea for the coach,bit quality never hurt anyone,it is about coaches is it not,whats next,clear up where did the heavy elements come from.....