Sold Out Shell Mex Fuel Price Sign – Now Sold! An early Guaranteed Shell Mex enamel sign. Used to advertise the fuel price per gallon with holes for attaching different roundel signs when the price changed. Great colour and gloss, an excellent example. Category: Sold Items Related products Beckmeter M Pump – Now Sold! Read more Redline 2 Gallon Can Read more Top Dog Advertising Matches Read more Lubrication Trans H.P. Grease Tin £35.00 Add to cart