-Erichsen">Ludvig Mylius-Erichsen</a>, on the Danish Literary Expedition (1902–1904) to examine <a href="//en.wikipedia.org/wiki/Inuit" title="Inuit">Inuit</a> culture. In 1906 he joined Mylius-Erichsen and <a href="//da.wikipedia.org/wiki/Peter_H%C3%B8egh_Hagen" class="extiw" title="da:Peter Høegh Hagen">Peter Høegh Hagen</a> on the <a href="//da.wikipedia.org/wiki/Danmark-ekspeditionen" class="extiw" title="da:Danmark-ekspeditionen">Danmark-ekspeditionen</a> to map the northernmost regions of Greenlan