sentences:  The locality was formerly a possession of the Counts of Calw, but in 1603 passed to Württemberg.The first preserved mention of Kapfenhardt, today part of Unterreichenbach, dates to 1260, and it had passed to Württemberg in the early 14th century.Unterreichenbach became an important centre of timber rafting on the Enz, Nagold and Würm after the Pforzheim rafting colony of Au burnt down in the 14th century and many families moved to Unterreichenbach.