The stories, more often than not, were taken from or were imitations of the Baron Münchhausen stories of Rudolf Erich Raspe.
This may predate the earliest known smelting of the metal (which requires extremely high temperatures) and has led to speculation that it may have been produced during a visit by Rudolf Erich Raspe to Happy-Union mine (at nearby Pentewan) in the late eighteenth century.
Rudolf Nureyev | Rudolf Steiner | Rudolf Virchow | Rudolf Hess | Erich von Stroheim | Rudolf II, Holy Roman Emperor | Erich Ludendorff | Erich Fromm | Erich Maria Remarque | Erich Leinsdorf | Rudolf Kempe | Erich von Däniken | Erich Kästner | Rudolf Hilferding | Rudolf | Erich Mendelsohn | Erich Honecker | Rudolf Schwarz | Rudolf Haag | Rudolf, Crown Prince of Austria | Erich Segal | Rudolf Schwarz (conductor) | Rudolf Platte | Rudolf Nebel | Rudolf Carnap | Erich von Manstein | Rudolf Thurneysen | Rudolf Stingel | Rudolf Serkin | Rudolf II |