Interior of Piggly Wiggly supermarket, Tennessee, 1918. (Library of Congress/Wikimedia Commons)
The Advent Of Impulse Shopping
Piggly Wiggly in Cumberland, Tennessee. (U.S. National Archives and Records Administration/Wikimedia Commons)
Why "Piggly Wiggly"?
Historical marker near the site of the first Piggly Wiggly store in Memphis, Tennessee. (Jeremy A/Wikimedia Commons)