On Saturday, Dec. 14, 2019 the Mar-land Grand Home will celebrate its holiday open house in a more simple way. The theme for this year’s free gathering will be “A Simple Holiday, Christmas during the WWI Years”. The Marland family lived at 1000 E. Grand Ave, their first mansion residence in Ponca City, during the WWII years of 1916 to 1918. Today this historic site is known as the Marland Grand…