[Letters (3), 1853-1869, to George Wallis / Joseph Whitworth: 1869 Oct 16, The Firs, Fallowfield, Manchester, thanking him for his congratulations on the honour conferred: Whitworth was created a baronet in 1869; 1853 Sept 3, Fentons Hotel, St. James St., expressing delight at success of Niagara picture and hoping to see it the following Wednesday; 1856 Dec 21, The Firs, promising to attend Wallis's lecture the following day and offering him accommodation]