Eisenbuch, "Great Municipal Records" of Vienna. Parchment codex consisting of 356 sheets in large-folio format, made around 1350; its leather cover was decorated with brass clasps in the 16th century. It contains all important documents concerning Vienna up to the year 1819.
Literature#H. Demelius, Zur Entstehung des Wiener Eisenbuchs, Jahrbuch Wien 14, 1958.