1 The December 26, 2004 Indian Ocean tsunami was caused by an earthquake that is thought to have had the energy of 23,000 Hiroshima-type atomic bombs. 2  The epicenter of the 9.0 magnitude quake was located in the Indian Ocean near the west coast of Sumatra.
The concept of a self-service grocery store was developed by entrepreneur Clarence Saunders and his Piggly Wiggly stores. His first store opened in 1916. Saunders was awarded a number of patents for the ideas he incorporated into his stores. The stores were a financial success and Saunders began to offer franchises.
United Supermarkets. United Supermarkets is a North American supermarket grocery store chain. With headquarters in Lubbock, Texas, its roots go back to 1916, when H.D. Snell opened his first United Cash Store in Sayre, Oklahoma. Today, his legacy has grown to include 66 stores in 30 Texas cities and over 10,000 workers.