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| 12 Aug 1872 – | Harry L. (Hagenbuck) Hagenbeck born |
| 4 May 1892 – | Married Minnie M. (Jurnt Hall) Hagenbuck |
| 20 May 1894 – | Daughter Gladys M. Hagenbuck born |
| 1900 – | Divorced Minnie M. (Jurnt Hall) Hagenbuck |
| 7 Sep 1901 – | Married Olive H. (Whiting) Hagenbeck |
| Jun 1903 – | Daughter Virginia E. Hagenbeck born in Michigan, United States |
| 25 Oct 1938 – | Harry L. (Hagenbuck) Hagenbeck died |
| 25 Oct 1938 – | Harry L. (Hagenbuck) Hagenbeck buried |