Combs  Grocery and Service Station
This could be the original Quick Trip?  They had the Magnolia Petroleum Company, Can't read the motor oil brand, Groceries, Nehi, Coca-Cola and Budweiser.  It is supposed to be in Northwest Picher.
Earl and Edith Combs, Mattie Combs (Earls mother)
Lucille and Mattie Combs
1926 or 27