The first eight series were by Le Gobien, the latter ones by Fathers Du Halde, Patouillet, Geoffroy, and Maréchal.
He laboured with Anne-Marie de Mailla and Jean-Baptiste Régis on the mapping of the provinces of Ho-nan, Kiang-nan, Che-kiang and Fu-kien (cfr. Du Halde, "Description de la Chine", The Hague, 1736, I, pref., xliii; and Richthofen, "China," Berlin, 1877, I, 682).