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

How did I guess 

There must have been hundreds of these throughout the barn and sheds, all full of rusty nails and small parts. I remember Great-grandpa smoking his pipe when we were kids. Great-grandma would only let him smoke in the den that was an addition on the house. She never said anything but she'd always turn fans on/open windows and wave her arms around the second it was lit, like the whole house was on fire 

Half & Half