Ferdnand D. Fenner (1844-1890) and his wife Carol (1848-1892) were the parents of the following:
Ferdnand was treasurer of Township election June 30, 1883 and director of 'Blooded Stock Association' in 1889. He was named as a juror in 1885 and became a naturalized citizen in 1887.
A most beautiful granite tombstone in the Cooperstown Cemetery marks the graves of these pioneers.
Source: Griggs County History 1879 - 1976 Page 311