Autograph Letter Signed, to Edward Foycross, drawing his attention to “a most extraordinary blunder” in his artist’s drawing [of Eaton Hall], a corridor and an oriel window being mistakenly placed one story to high, asking his correspondent to call in, for “never was there such a fearful mistake & deformity”. 2 pp. 8 x 5 inches, fine. Undated [watermark 1846]. William Burn, FRSE (1789 – 1870), Scottish architect, pioneer of the Scottish Baronial style. Eaton Hall, Cheshire,was remodelled in 1846-51 by William Burn.