Unidentified Country House: Rear Elevation; Attributed to John Sanderson; active 1730-died 1774; British; undated; Pen and black ink with gray wash over graphite on medium; moderately textured; cream laid paper bar scale of 1/12 inch to 1 foot; Sheet: 10 5/8 x 17 9/16 inches (27 x 44.6 cm); architectural subject; balustrades; columns (architectural elements); country house; Diocletian windows; elevation (drawing); urns; windows