First off I'm not 100% sure because I don't have the pump to double check with so maybe I shouldn't comment, but based on the graphic style I have seen that glass in an totally original American 488.
Hopefully someone with pump will know by the size.

Tom.

Last edited by tbuckles; Sun Dec 11 2016 08:05 AM.
Always buying gas pumps and parts.

Visit my web site: www.gaspumps.us
Buckles Vintage Gas Pump Parts LLC
Carthage Indiana