Office of Steam Forum for Model & Toy Steam Gas & Hot Air Engines

No  - all done from pictures on the net and also knowing bore and stroke from the net.

I now know these are ISIS engines not Puffins . Apparently ISIS were the model before the Puffin having lost wax pedestal as opposed to Puffin ones which were milled brass ones.

I have located a new Cheddar ISIS kit of parts with drawing so it will be interesting to compare.