
I THINK IT IS SOME KIND OF SAFTY RELAY DEVICE FOR CONTROLING A LIVE STEAM ENGINE THAT HAS BEEN MOUNTED ON A BLOCK OF WOOD FOR DISPLAY PURPOSE BUT I KNOW NOTHING ABOUT STEAM ENGINES.
I THINK IT IS SOME KIND OF SAFTY RELAY DEVICE FOR CONTROLING A LIVE STEAM ENGINE THAT HAS BEEN MOUNTED ON A BLOCK OF WOOD FOR DISPLAY PURPOSE BUT I KNOW NOTHING ABOUT STEAM ENGINES.