Claas Cornelise de Graaf

observed 1741–1741possible birth 1671–17262 observations1 name variantsmedium confidence

Always inspect the supporting records.

Why are these mentions grouped?

The indexed name is exact and distinctive.

Method code: exact-name+role-anchored-chronology

Research leads, not confirmed identities. The score is not a probability.

3 medium and exploratory leads