(-01 AUG 1909)
Marian Ida Peterson 
(04 NOV 1871-09 DEC 1902)
| +---Edward McRoberts
| +---Edward McRoberts (1799-23 JUN 1878)
| | +---Eliza ?
+---Mary Anne Louise McRoberts (22 MAY 1847-)
+---Louisa Mary Shepherd
(-01 AUG 1909)
Marian Ida Peterson (04 NOV 1871-09 DEC 1902)
| +---Edward McRoberts
| +---Edward McRoberts (1799-23 JUN 1878)
| | +---Eliza ?
+---Mary Anne Louise McRoberts (22 MAY 1847-)
+---Louisa Mary Shepherd