| 1. | Otto Albert Mahnke was born on 14 Aug 1889 in Wallace Township, Perth County, Ontario; died on 10 Feb 1967 in Listowel, Wallace Township, Perth County, Ontario. Otto married Anna Christina Nuhn on 05 Apr 1921 in Listowel, Wallace Township, Perth County, Ontario. Anna (daughter of Henry Nuhn and Anna Holtzman) was born on 12 Jan 1892 in Wallace Township, Perth County, Ontario. [Group Sheet] [Family Chart]
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1889 - 1967 (77 years)