EditorialForge of Langnau in the Emmental, Illustration of the smithy in Langnau in the Emmental from the 19th century, signed: A. Closs X. J, C. Staud, E. Heyn, Fig. 196, p. 229, Closs, Adolf; Staud, C. (sc.); Heyn, Ernst, Woldemar Kaden: Das Schweizerland: ei...