HCR diary 1.3.1831 "called at Birchall's in Bond Street, to order musick for Thibaut"
                    2.3.1821 Robinson (by letter) asked Pickford "to tell Thibaut that Aders will procure his musick for him"
Marquardt I p181 n129 Anton Friedrich Justus Thibaut 1772-1840. For his younger brother Bernhard Friedrich Thibaut 1775-1832 see Marquardt I p 41 n 72. And see Marquardt's index