Marianna Czapnik (University of Warsaw Library, Early Printed Books Department)
Dr Mariusz Dworsatschek, Deputy Director of the Ossoliński National Institute
Dr Agnieszka Franczyk-Cegła (Ossoliński National Institute, Early Imprints Department)
Dr Dorota Sidorowicz-Mulak (Ossoliński National Institute, Early Imprints Department)