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

Best website I know for these lists your model as the 456/1, while I have the next smaller model which is listed as a 456/0, as seen here:

http://johno.myiglou.com/falk.html

The number cast into the base may not be the actual model number, but perhaps only the casting pattern number.

Here's my little gem:

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It came to me with a plastic sight "glass" that was badly deformed, a missing blow-down valve handle, and without the original burner. Other than those issues and some flaking paint, she's a beauty and runs really well. Gas burners give throttle capability that the steam line lacks, so if you don't like your mushroom burner, go to gas.