From Gun to Gadget
By Catherine Dike
Paris: Les Editions de l'Amateur, 1983. Large hardcover with dust jacket, in very good condition, devoted to the curious world of canes with secret uses, such as sword canes, doctor's canes, stool cans, gun canes, canes with pen and ink, whistles, lamps, blowguns, games, etc., etc. A fascinating book.