The earliest written literature dates from about 2600 BC (classical Sumerian). The earliest literary author known by name is Enheduanna, dating to ca. the 24th century BC. Certain literary texts are difficult to date, such as the Egyptian Book of the Dead, which was recorded in the Papyrus of Ani around 1240 BC, but other versions of the book probably date from about the 18th century BC. info wiki

Founded in 1977, the Association for Gravestone Studies (AGS) is an international organization dedicated to the study and preservation of gravestones