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

[ Guests cannot view attachments ]   Super nice example you have.
 I also have a fairly nice Bing like this that came with it's box and on the box is 10/120/3. I did some research back when I acquired it and did find an article or some reference to the 10/120 model number. 
 The box is a hard cardboard that is very wood like with heavy staples.