Issued by Berthold [Seemann] and also its Stuttgart subsidiary Bauer & Co. [Archiv für Buchgewerbe] in 1899. Carola-Grotesk is a related narrower style.
Interpreted digitally by ParaType as Karolla Black and Ralph M. Unger as RMU Herkules (used for sample).
Not to be confused with Herkules (Haas).