My mate has this one but we arent old enough to know how to revive it , yes some ammonia & water I guess but how much inside before firing up th twin kerosene burners ?

We have the "cabinet " that the small icy ball style evaporator goes in if we can get it running .

http://en.wikipedia.org/wiki/Edward_Hallstrom

E.Hallstrom (3).jpgold kero ammonia (1).jpgold kero ammonia (3).jpgold kero ammonia (2).jpg