1839, Jan. 22, Greenburg [N.Y.], to Samuel Ward, New York : Recommends his nephew, Pierre M. Irving, as notary for Ward's new Bank of Commerce, New York. Ms. note on verso of blank leaf : Presented by Mr. Curtis in New York Oct. 14th 1842 Friday.  1844, May 17, Madrid [Spain], to Henry Ledyard [2 p.] : The documents referred to by Ledyard "Convention Particuliere between France and Spain 15 Aug. 1751 " may be in Archives of Salamanca. Mr. Hamilton has left Madrid; Irving looks forward to Mr. Livingston's arrival.  1849, Nov. 29, Sunnyside [Tarrytown, N.Y.] to "Dear Sir" : Signed: Washington Irving. "In compliance with your request I send you my autograph."  Signature, 1857, March 7, Sunnyside [Tarrytown, N.Y.].