David Look Ingersoll (son of Samuel Nash Ingersoll and Lydia Holbrook Look) was born November 8, 1814 in Columbia, Washington County, Maine and died November 7, 1888 in Otsego, Wright County, Minnesota.  David was married to Eunice Hillman Look (daughter of Daniel Look and Louise or Lois Hillman) on May 3, 1840 in Columbia, Washington County, Maine.  Eunice was born January 21, 1820 in Addison, Washington County, Maine.  They had 13 children, the eldest being Julia Frances.