Netherlands 216, 218-220 imperf pairs

Netherlands 216, 218-220 imperf pairs, complete set, MNH, a stamp 216 is bent, see scan. Michel 341B, 343B-345B complete set, Euros 8.00. Definitive 1940. Queen Wilhelmina. Imperf stamps were released through philatelic channels during the German occupation, but were never issued at any post office.