ECO " Service Station Equipment , Toronto Canada " Model 26 , made in 1924,, pure Canadian,, very rare air meter to find,this one is all complete and original, I'm sure it would work, it lights up... all ready to go ,,( even has the original porcelain face plate)Best offer.. If more pictures are needed or info please email me or call me,, weshague840@hotmail.com 519-535-5743