Nautical chart taken from the "Neptune Oriental" (third edition 1810) compiled by Après de Mannevillette. Upper map ("Carte d'une partie de la côte de Cochinchine") by Le Floch de la Carrière, created probably 1755-1756, published for the first time in the Neptune Oriental second edition 1775. Bottom map ("Plan de l'Isle Condor") based on an older map drawn by Didier (travel companion of Antoine Gaubil) in 1721-722.
<p>Jean-Baptiste-Nicolas-Denis d'Après de Mannevillette (1707-1780), 
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René-Julien Le Floch de la Carrière (1730-1792)
Neptune Oriental (third edition)