Karl Raphael Herder (2 November 1816 – 10 June 1865), the older son of Bartholomäus, took up the commercial side of the business, while the younger Benjamin Herder (31 July 1818 – 10 November 1888), took charge of the publishing department until his brother's retirement in 1856, when he undertook the sole management.
Karl Raphael Herder (2 November 1816 – 10 June 1865), Bartholomäus's elder son, focused on the commercial side of their family business. Benjamin Herder (31 July 1818 – 10 November 1888) managed the publishing department until his retirement in 1856 and then took sole charge.