Listed Northwest abstract artist watercolor painting

Oregon artist, Watercolor image 7.25" X 5.25" by Nelson Sandgren (1917-2004), Artist, teacher, see biography in Oregon Painters the First Hundred Years by Allen & Klevit. Presentation notation on back, actual age of work itself is unknown. Black wood frame 12" x 9". Allen & Klevit Bio: Educated Chicago Institute of Design, U of O, Univ of Mich. Member: Master w/c Society of Oregon, NW w/c Society, Portland Art Museum. One Man Shows in 1952 and 1957 at the Portland Art Museum, Exhibited Klamath Falls Art Center,Portland Art Museum,Stanford Univ., NW Watercolor Society, Seattle Art Museum, Cheney Cowles Museum- Spokane, Santa Barbara Museum of Art, California Palace of the Legion of Honor, Reed College, Oregon State University, Master W/C Society of Oregon, Denver Art Museum, London, Oregon Centennial (1959). Work found in the collections of the Portland Art Museum, Coos Art Museum, Salishan Lodge Collection, Hallie Ford Museum of Art Willamette Univ. Victoria and Albert Museum- London, Ford Motor Company, Georgia Pacific, Kaiser Permanente, Collection, Hurst Collection, Pathways Collection, Oregon State University.