De Rerum Natura
circa 79 BCE - 55 BCE
Why is it canonical?
Lucretius's De Rerum Natura, or On the Nature of Things, is the most complete exposition of Epicurean values and philosophy. It is the most extensive, and earliest, such work on the subject.
Images and Videos
Opening of De rerum natura, 1483 copy by Girolamo di Matteo de Tauris for Pope Sixtus IV