1781
Castries, Charles Eugène Gabriel de la Croix, marquis de, 1727-1801
Printed document signed
Title: Signaux de Reconnoissance pour servir a tous les vaisseux du Roi, dans les rencontres a la mer, & en se presentant devant les ports appartenans a la France, en Europe & dans les Colonies, pendant l'annee [in French]
French signal book of the Yorktown campaign. Lists the signals used for recognition by French naval vessels. Ten different sets of signals. Different signals used for night and day, for European and Colonial waters, and for contacting land and other ships. Flags used during the day, lanterns at night. Also includes list of preparatory signals, made by firing canons, to proceed messages. Last paragraph orders that signal book be seen only by the captain, never copied, kept under lock and key in a lead box, be thrown overboard if the ship is in danger of being captured, and be turned in…
GLC04323.02