Onze familiestambomen
Gezin: Ghislain Firmin PIERS / Helene KETELAIR (F44212)
Victor PIERS (1862- ) 
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Marie Mathilde DESMET (1868- )
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Firmin Ghislain PIERS (1891- )  |
| Urbain Rufin PIERS (1893-1893) |
| Ernest Alberik PIERS (1894- ) |
| Maria Augusta PIERS (1896- ) |
| Vital Albert PIERS (1898-1899) |
| Albert Theophiel PIERS (1900- ) |
| Georges Maurice Marie PIERS (1901-1964) |
| Raphael Emmanuel PIERS (1902- ) |
| Cyrilla Maria PIERS (1905- ) |
| Leopold KETELAIR (1861-1942) |
| Celina VERHIEST (1864-1943) |
| Ghislain Firmin PIERS (1890-1951)
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| Helene KETELAIR (1890-1937)
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