LA.S. "François Joseph Gossec", at the Conservatoire 29 nivôse XI (January 19, 1803), to the citizen LA VALLÉE, Secretary General of the Philotechnical Society; 1 page smallin-4
. He hastens to communicate to the Philotechnical Society the information requested. "It would have been infinitely pleasant for me to go and give it to you myself, either at your home or at the place of the meetings; but an extremely tenacious and feverish cold deprived me of this pleasure and even prevented me from carrying out my duties..." He followed his signature with his titles: "François Joseph Gossec, member of the Institut nl de France, of the Royal Academy of Stockholm, of the Licée d'Alençon, of the Philotechnical Society, and inspector of teaching at the Conservatory of Music.