THE EVOLUTION OF COMMUNICATION NETWORKS IN THE 18TH AND 19TH CENTURIES: THE HISTORICAL DEVELOPMENT OF POSTAL AND TELEGRAPH SYSTEMS. Web of Discoveries: Journal of Analysis and Inventions, [S. l.], v. 3, n. 4, p. 92–95, 2025. Disponível em: https://webofjournals.com/index.php/3/article/view/4040. Acesso em: 27 oct. 2025.