Embattled Critic: Where Angels Fear To Tread » Nancy Grossman, Two Heads – Back and Front, 1968. Pen and ink on paper, 10 3/4 x 13 inches. Collection Pennsylvania Academy of the Fine Arts, © 1968 Nancy Grossman, courtesy of Michael Rosenfeld Gallery, New York, NY

Nancy Grossman, Two Heads - Back and Front, 1968. Pen and ink on paper, 10 3/4 x 13 inches. Collection Pennsylvania Academy of the Fine Arts, © 1968 Nancy Grossman, courtesy of Michael Rosenfeld Gallery, New York, NY

Nancy Grossman, Two Heads – Back and Front, 1968. Pen and ink on paper, 10 3/4 x 13 inches. Collection Pennsylvania Academy of the Fine Arts, © 1968 Nancy Grossman, courtesy of Michael Rosenfeld Gallery, New York, NY