≈ Reconstructed person · research hypothesis
Jan Jakob van Sijpveld
Always inspect the supporting records.
Why are these mentions grouped?
The indexed name is exact and distinctive.
Method code: exact-name+adaptive-chronology-v2
Supporting registrations
- 1861-03-09 · Burgerlijke Stand · geboortegetuige
- 1836-02-14 · Doopregister · doopgeregistreerde
