WOW, that’s a nice one.
Its worth quite a bit as is, ...... but worth a lot more if reconditioned.
Lots of nickel coated parts and with tiny isinglass windows.
Get it cleaned up, the parts re-nickeled and a coating of
Stove Black and it will be a thing of beauty, and functional too, as an auxiliary heating source.
After reconditioning it will look like this one, to wit: