I did a little more checking:

Julien Bonnescuelle-Duplessy:
Born 17 June 1769 - Joncreuil, Champagne; Deceased 28 April 1830 - Bar-sur-Aube, 10200, Aube, Champagne-Ardenne, FRANCE, aged 60 years old; Lieutenant colonel au 21e RI, Off de la LH, chev de St Louis. : https://gw.geneanet.org/bonnescuelle?n=bonnescuelle+duplessy&oc=&p=julien

Bonnescuelle Duplessy, Yves Blaise Julien: 17/6/1769:
http://www2.culture.gouv.fr/public/mistral/leonore_fr
See:
http://www2.culture.gouv.fr/LH/LH022/PG/FRDAFAN83_OL0286072v010.htm

Bingo.

AvB