Ueber das Frischen des Roheisens nebst Anweisung, Stabeisen und Stahl von bester Qualität aus den verschiedenartigsten Erzen zu erzeugen und auf die wohlfeilste Art zu gewinnen : nach vielen praktischen Erfahrungen
A German-language treatise on refining pig iron into bar iron and steel, written by Frederick Overman and published by Seidel in 1838, aimed at ironworkers and metallurgists. Its plates are numbered engineering drawings of furnaces, hearths, and chimneys in section and elevation, showing brick masonry, flues, and vent stacks with fine cross-hatching and lettered reference marks.
