The Aktienführer (equities guide) comprises yearly profiles of companies registered with German stock markets, containing key figures. Among the data are company domicile, field of activity, number of employees, interests, share holders, data from balance and income statement, etc.

Based on the digitization of K. G. Saur's Biographical Archives, WBIS Online provides biographical information on over 6 Million people from the 8th century B.C. to the present. Please select the correct entry URL from the list below: * MPI Bibliotheca Hertziana / Kunstgeschichte: https://wbis.degruyter.com/autologin?user=biblhertz * MPI Kunsthistorisches Institut Florenz: https://wbis.degruyter.com/autologin?user=khifi * MPI für Bildungsforschung: https://wbis.degruyter.com/autologin?user=mpib * MPI für europäische Rechtsgeschichte: https://wbis.degruyter.com/autologin?user=mpier * MPI für Wissenschaftsgeschichte: https://wbis.degruyter.com/autologin?user=mpiwg