Papyrus rolls excavated in 2012-2013 at Wadi al-Jarf. They are the earliest archaeological evidence for papyrus. The papyrus rolls, the Diary of Merer, date from circa 2560-2550 B.C., from the end of Khufu's reign.
The Diary of Merer describes the last years of building the Great Pyramid of Giza.
(Origin of the Bible handout by my small group leader, February 8, 2023. Summarized from Wikipedia. Page 1.)