Robert O. Mellown, four mixed media boxes: "Gorgon," "Harpy," "Basilisk," and "Sphinx," ca. 1983-84. Posted on: July 16th, 2012 Robert O. Mellown, four mixed media boxes: “Gorgon,” “Harpy,” “Basilisk,” and “Sphinx,” ca. 1983-84. Robert O. Mellown, four mixed media boxes: “Gorgon,” “Harpy,” “Basilisk,” and “Sphinx,” ca. 1983-84.