Yes,3rd one is a Wayne 511 3 digit read out pump face.
Because they weren't 4 digit readout and couldn't go past $9.99,it was modified to reflect the much higher after Oct.1973 Oil Embargo prices,showing price for a 1/2 Gal now.
Un-screw that shield to see what lies beneath,you may be surprised...

Last edited by Cold Pizza; Mon Feb 20 2023 05:55 PM.
Collecting Vintage Sunoco