Architectural Studies, Filippo Marchionni, Italian, 1732-1805, Charcoal, pen and ink, brush and gray watercolor on laid paper, Top row: the head of an animal. Upper left part of a window or door frame. Center row: decoration of a pilaster, two upper part s of window or door frames. Center one shows a putto with a drapery festoon and a mask over the frame of the opening. Beside is a pilaster supporting the main entablature. A crouching animal is shown in profile turned toward left above that. Bottom row: a console with a pediment; a variation of the design., Italy, 1750-75, architecture, Drawing, Drawing