>Does anyone know where you can pick one of these >up? It looks like an oil Bill: There was no stock water filter in '59. This is likely somthing someone added over the years. Since it wasn't a factory item finding a replacment filter could be quite difficult. If your cooling system is clean I would simply remove this device. If you have rust problems in the cooling system you should be able to get a current replacment for the device from Napa. Steve B.