Top left: gaines of captives, shown in profile, support the entablature of the oblong opening. Pylons with lion masks project from the lateral wall panels. Straight entablature at right. The right half of a variation of a design, top left. The pylons are shaped differently; triglyph frieze; triangular pediment. Bottom left: an elevation of a similar design as at right. Bottom center: a left beveled top corner of the opening. Colored background. Pen and brown ink, brush and brown wash on off-white laid paper, lined. Date: 1780-1790. Museum: Cooper Hewitt, Smithsonian Design Museum.