Rainham Builders
Family: Isaac Cornelius Vanvalkenburg / Helen Louise Elizabeth Bower (F2490)
m. 26 Sep 1869Cornelius Vanvalkenburg (1805-1873) |
Rebecca Potts (1805-1883) |
William Vanvalkenburg (1828- )  |
| Rebecca Vanvalkenburg (1832- ) |
| Almira Vanvalkenburg (1837- ) |
| Elizabeth Vanvalkenburg (1839- ) |
| Sarah Vanvalkenburg (1841- ) |
| Adam Vanvalkenburg (1841-1917) |
| Bera Vanvalkenburg (1843- ) |
Isaac Cornelius Vanvalkenburg (1835-1906) 
|
| Helen Louise Elizabeth Bower (1852-1926) |