The J. F. Willumsen Archive / Exhibitions 1906 J.F. Willumsens udstilling i Kunstforeningen 1906-2-20 - 1906-3-18 Se: https://kunstforeningen.ktdk.dk/udstillinger/1906/j-f-willumsen-1906 In sources 3 Lettercards 5 Letters Facts Organizers Kunstforeningen Participants Jens Ferdinand Willumsen