Keywords: Robert Koehler - Portrait of Alvina Roosen (1906).jpg Artwork creator Robert Koehler 1906 Oil on canvas in 50 40 Minneapolis Institute of Arts not on view accession number 61 50 object history credit line Gift of Mr Coord F Roosen Robert Koehler 1906 ~ lower right signature / date https //collections artsmia org/index php page detail id 10517 The Minneapolis Institute of Arts PD-old-auto-1923 1917 Robert Koehler American paintings in the Minneapolis Institute of Arts Koehler Alvina Roosen 1900s portrait paintings Portrait paintings of women |