[The envelope for this letter is in a private collection:}
No. 31. Sackville Street
Mr Barton begs to acquaint Mr Talbot, in answer to his enquiry relative to the Iris Ornament, that the only Article upon which it has hitherto appeared before the Public, is on a Button, and that they may be had of Mr Nutting, 15 King Street Covent Garden.
22d Novr 1823.