Afbeeldingen

A. Cim, Le Livre, 1 (1905 okt 22) p.55
https://albert-cim.virginiapearl.com/le-livre/index.php?post/1905/10/22/tI-079-055

L’école à Rome
https://www.arretetonchar.fr/02-l%C3%A9cole-%C3%A0-rome/

Utensilios de escritura romana antigua
https://www.alamy.es/foto-utensilios-de-escritura-romana-antigua-la-ilustracion-se-remonta-a-1882-11254893.html

Artikelen

Capsa, Capsarii
http://penelope.uchicago.edu/Thayer/E/Roman/Texts/secondary/SMIGRA*/Capsa.html

The Characteristics of Roman Papyrus Rolls
https://www.historyofinformation.com/detail.php?id=2677

A. Rich, Dictionnaire des Antiquités romaines et grecques, 1883 (edition 3), Capsa
https://mediterranees.net/civilisation/Rich/Articles/Ecriture/Capsa.html