[ford38v8]

Your air cleaner is indeed a '39 model, manufactured by Oakes Products, who supplied this design from February 1939 through 1941.



suffix A1 = AC
suffix A2 = Oakes
suffix A3 =Industrial Wire (was too late for the 1939 model year, beginning in December, 1939)


A unit in the condition yours is in, having such a beautiful patina on an original decal such as yours, I imagine these days would be worth considerably more than a fully restored unit. You have a small treasure there!