1. Inventing for War or Peace? The Patent Database of Nazi Germany, 1933-1942 • Sophia Rishyna, University of Mannheim.

2. Patterns of Innovation in Italy: Evidence from a new patent dataset, 1855-1938 • Marco Martinez, Sant'Anna School of Advanced Studies; Alessandro Nuvolari, Scuola Superiore Sant’Anna; Michelangelo Vasta, University of Siena.

3. Female inventors with a plan. Building an enriched patent database of the GDR • Finni Jo Erdmann, University of Mannheim.

4. The Finnish Patent Database, 1842-1940 • Matti La Mela, Uppsala University; Olli Turunen, University of Helsinki; Jari Eloranta, University of Helsinki.