^{page 166 note 1} The best illustration is to be found in Jüptner von Jonstorff, Das Eisenhüttenwesen.

^{page 166 note 2} The medieval German miners threw it away when they produced it, so did the prehistoric miners at Rudic and Habruvka, though there is the cast-iron ring of Hallstatt date from Byčískála.

^{page 167 note 1} Bequet, Ann. Soc. Arch. Namur, 24, 1900, p. 189.

^{page 167 note 2} Internationale Zeitschrift für Metallographie, 4, 1913, p. 248.Google Scholar

^{page 167 note 3} Stahl und Eisen, 1916, p. 1226; 1917, p. 980.

^{page 167 note 4} Cp. especially Strabo, p. 631, that this industry was practised at Cibyra.