Nachlass Robert Holl (Zg. 2010/46 und 2010/48); Report on the activities of the Mainz City Archives 2007 - 2010. In: Mainzer Zeitschrift 106/107.2011/12, p. [384]-398

Estate of Robert Holl (vol. 2010/46 and 2010/48); report on the activities of the Mainz City Archives 2007 - 2010; in: Mainzer Zeitschrift 106/107.2011/12, p. [384]-398

Estate of Robert Holl (vol. 2010/46 and 2010/48); report on the activities of the Mainz City Archives 2007 - 2010; in: Mainzer Zeitschrift 106/107.2011/12, p. [384]-398

Estate of Robert Holl (Zg. 2010/46 and 2010/48); Report on the activities of the Mainz City Archives 2007 - 2010. In: Mainzer Zeitschrift 106/107.2011/12, p. [384]-398