A loaf of bread, 5 pairs of socks and 500 euros please

And you could add dry cleaning, picture processing, garden plants and any number of other things to that list, all of which are items available in supermarkets these days. The idea of a self-service grocery store was developed by Clarence Saunders who opened his first Piggly Wiggly store in 1916. It wasn’t until the 1920’s …