Scene depicts a self portrait of the artist painting his daughter in his summer studio 'Roadside', near Brunswick, Maine. Nelly is wearing the same dress and holding the hat shown in 'Parisian Bonnet', dated 1917.
Information.source
Griffin, Robert; Affectionately, Wallace; The Life and Work of W. W. Gilchrist, Bridgton, ME: Wally Books, 2001 (0971240507)