Electric lamps; Robinson, James McConkey, 1924-; Hedrick, Charles W.; Texts; Files (Records); Scholars; Nag Hammadi codices; Coptic manuscripts (Papyri); Matḥaf al-Qiḅtī (Cairo, Egypt); Coptic language - Papyri
James Robinson trace fiber continuity on a Nag Hammadi codex kollema, or a sheet made directly from papyrus strips to be included in a roll that is glued together. Charles Hedrick stands behind him.