Printed map. "Dressée par Mr Bonne, Ingénieur - Hydrographe de la Marine". Bonne produced several atlases; this plate is probably from an atlas, but source and date are unknown. Three visual scales. Prime meridian: Paris and "l'Isle de Fer". In upper left margin, "Liv. III. IV X XIII &c". In upper right margin, "No 19". Donated by the Estate of Dr. Eccles, 1999.