Gualtherus Johannes Kolff Explained

Gualtherus Johannes Kolff (Rotterdam, 31 January 1846 – The Hague, 14 October 1918) was the founder of the Dutch Library for the Blind.[1]

External links

Notes and References

  1. Web site: Henriette Jeannette en Gualtherus Johannes Kolff • Kolff . 2023-01-28 . Kolff . nl.

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