This lovely set of American grocery store sales signs is for sale as part of Vintage Friday at Pedlars.
Sold as trios (you can buy prunes/pork and beans/raisins, or palm soap/mayonnaise/evaporated milk) they are £49 a set. Great kitchen wall decor.
Stock is limited (they are originals) so get in quick if you want them. Pedlars.co.uk