WILS, Johannes Arnoldus Fredericus. Nijmegen 16.8.1901 — 1975. Dutch Linguist. Ph.D. Professor at Nijmegen Catholic University. He was also interested in non-IE languages (African and South American).
Publications: De oorsprong van het verbale r-passief in de indogermaansche talen. 52 p. MKNAW 3:11. Amsterdam 1940.
– Articles.
Sources: Scanty stray notes in Internet.