The Harness and Shoe Store owned by Otto and Bertha Keller was located where Gempeler’s Supermarket is now on Main Street, Monticello. Per immigration records, Otto Keller was born 1890 in Endingen, Switzerland and immigrated to Green County in 1910 with “Money in Possession: $19.” Otto became a naturalized US citizen in 1916. From 1918-1919, Otto served in the infantry during WWI stationed in France. Otto married widow Bertha Barbara (Wittenwyler) Zweifel, becoming stepfather to Bertha’s two young daughters. Bertha was born 1888, in Washington Township, Green County, the daughter of John and Anna (Voegeli) Wittenwyler. In 1909, Bertha married Joseph Zweifel in Monticello. They had two daughters; Hazel was born in 1911 and Helen was born in 1915. When Joe died in 1917, Bertha later married Otto J. Keller in 1918. Bertha’s oldest daughter, Mrs. Hazel V. (Zweifel) Kundert taught at Monticello Schools for 34 years, including seven years as Monticello’s Elementary Teaching Principal. Mrs. Kundert retired from teaching in 1976. For more local history, visit www.monticellohistoricalsociety.org.