Beth Van Hoesen (June 27, 1926-November 26, 2010) was an American artist best known for her prints and drawings of animals and botanical subjects. In 1953, she married fellow artist Mark Adams.
Biography on Wikipedia: https://en.wikipedia.org/wiki/Beth_Van_Hoesen
Mark in Front of Self-Portrait by Beth Van Hoesen
1966 / Graphite on cream wove paper / 14″x12-3/4″ / Art Institute of Chicago, IL
Beth Van Hoesen on Artnet: http://www.artnet.com/artists/beth-van-hoesen/