Maurits Cornelis Escher (1898-1972)A UNIQUE copy of the complete book ‘Regelmatige Vlakverdeling’ (‘Regular Division of the Plane’), WITH SIX PRINTS SIGNED BY ESCHER on the specific request of Ir. C.J. (Karel) Asselbergs, secretary of the foundation ‘De Roos’ which published this book in 1958. This copy is not numbered, but a personal one. Explicitly is stated on the justification page: ‘This copy is printed for Ir. C.J. Asselbergs’. The book comprises 12 woodcuts, 6 in black and white (bound) and the same 6 prints loose in a ‘suite en sanguine’ (in red, all 6 signed). Provenance: Ir. C.J. (Karel) Asselbergs, thence by descent.