TY - ELEC TI - Pieter G. J. “Piet” Koornhof T2 - Chanceries Diplopedia PB - Chanceries UR - https://chanceries.org/diplopedia/people/pieter-g-j-koornhof-fce50580c3/ N1 - Record version 86ffb7b5d71cf1d3 N1 - Biography research reviewed 2026-10-29 ER -