Answer
Editorial model for encyclopedias:'Naturalis Historia' by Pliny the Elder, written in the 1st century AD, served as the editorial model for later encyclopedias. It was the first comprehensive work to organize knowledge into specific subject areas, setting the standard for future encyclopedic compilations. Pliny's work covered a vast range of topics, from natural history to medicine, art, and geography, providing a comprehensive overview of the knowledge of his time.