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  | 
 1852-1939
| Martha Malinda ZENTMYER | |
| B: | 22 Mar 1852 | 
| Middletown, Frederick Co., Maryland | |
| D: | 5 Aug 1939 | 
| Joplin, Jasper, Missouri | |
 1847-
| Albert DUNCAN | |
| B: | Aug 1847 | 
| VIRGINIA | |
| M: | 17 Mar 1872 | 
| Lafayette Co., LA | |
 1844-1910
| Albert DUNCAN | |
| B: | Aug 1844 | 
| Virginia | |
| M: | 17 Mar 1872 | 
| Lafayette, Missouri | |
| D: | 13 Oct 1910 | 
| Joplin, Missouri | |