Roi Partridge (1888-1984 Washington) ''White Butterfly'' 1912 Etching with Zinc on Paper 17.5''x10.25'' Impression. A very scarce image from an edition of 40. One of few examples known to exist. Pencil signed l.r. margin. Framed 26''x18.5''. Light even toning. Overall excellent condition. Not examined outside of framing.