The Book of Enoch is now usually designated 1 Enoch, to distinguish it
from the later Apocalypse, _The Secrets of Enoch_, known as 2 Enoch. The
former is also called the Ethiopic Enoch, the latter the Slavonic Enoch,
after the languages of the earliest versions extant of each
respectively. No manuscript of the original language of either is known
to be in existence.
According to Canon Charles, the various elements of which our book in
its present form is made up belong to different dates. The following
table will show the dates of the different parts of the book. Canon
Charles believes that these are approximately correct, without
committing himself to the certainty of this in each case: