Spring Snowfall Seattle, 1937, watercolor on paper mounted on panel, signed lower right, 16 ½ x 17 ½ inches (image) 17 x 22 ½ inches (panel), ), title, measurements and Helder’s address (“Z. Vanessa Helder, 3827 Ronda Vista Place, Los Angeles 27”) written verso, also bears a more recent label (“V. H. #26 W. C.”), exhibited Helder’s first one-person show at Grant Studios, New York, NY, February 19 – March 7, 1938 (used as cover illustration for brochure); the brochure with a