Nils Gustaf Dalen won a Nobel Prize for a lamp that goes on by itself at dusk, 1st used at the Furuholmen one of these
Physics was awarded to Nils Gustaf Daln, an 
engineer, for the invention ... to be used with gas accumulators in lighthouses, 
lightships, ... been awarded for an invention; the first was to Guglielmo ... line and 
many islands, the problem of a reliable coastal light- ing system had been a 
pressing one.