Unknown Portrait of William Thaw, n.d.
Oil on canvas, 22 x 27 inches
Collection of the University of Pittsburgh Art Gallery, Pittsburgh, PA.
William Thaw (1818-1889) was a member of the Board of Trustees of the University of Pittsburgh between 1861-1889. He underwrote the building of the Allegheny Observatory for John Brashear, considered at the time one of the ten best in the world.