[Robert Grosvenor, 1st Marquess of Westminster.] Autograph Note Signed ('Grosvenor'), undertaking to match the Earl of Wilton's contribution of fifty pounds to the Metropolitan Society.

1p., 12mo. In good condition, on lightly-aged paper. Reads: 'Sir | I have been requested by the Earl of Wilton, who is indisposed, to say that he shall be glad to contribute fifty Pounds to the Metropolitan Society & I shall be happy to do the same, & am, Sir | Yr obedt. Servt. | Grosvenor'.