C66 Demonic Height of One Zhang
"The Three Kingdoms era was an era where bamboo slips and paper existed side by side, but their uses were different." Bamboo slips are used to preserve more formal documents (such as official documents), while Paper is subordinate. As for the material, 'silk', it was too expensive and would not be the main writing medium.
This time around, the unearthed "Short Songs" was carried in silk