Clarence Saunders opened the first true supermarket, the “Piggly Wiggly”, in Memphis on this day in 1916.

Did you know that:

• John Dalton, a British physicist who developed the atomic theory of matter, was born on this day in 1766
• Edward V. Appleton, a noted British physicist who pioneered radiophysics, was born on this day in 1892
• Carnation processed its first can of evaporated milk on this day in 1899