← Back to results

≈ Reconstructed person · research hypothesis

Petrus Janssen

observed 1869–1879possible birth 1779–18693 observations1 name variantsmedium confidence

Always inspect the supporting records.

Search all name mentions →

Why are these mentions grouped?

The indexed name is exact and distinctive.

Method code: exact-name+adaptive-chronology-v2

Supporting registrations

1879-01-01 · Patiëntenregisters · opnamegeregistreerde
1869-07-25 · Burgerlijke Stand · geboortegetuige
1879-01-01 · Patiëntenregisters · opnamegeregistreerde

Read the method →