LITERATURE: Gerd Woll: Edvard Munch – The complete graphic Works, Oslo 2012, cat. no. 438 VI.
Hjørdis Gierløff née Nielsen (1889-1957), married Christian Gierløff in 1912, (cf. cat. no. 431). She was the mother of Åge Christian Gierløff (cat. no. 551). P. 302.
Under cat. no. 431 is written among other things:
Christian Peder Grønbeck Gierløff (1879-1962), was a Norwegian journalist and writer. He was a close friend of Munch for many years. He wrote a number of articles on Munch and was the author of the book «Edvard Munch selv» (“Edvard Munch himself”), Oslo 1953. P. 299.