[en] [Gutenberg 60688] • The Natural History of Pliny, Volume 5 (of 6) Andesite Press
[en] [Gutenberg 62704] • The Natural History of Pliny, Volume 6 (of 6) Sagwan Press
[en] [Gutenberg 59131] • The Natural History of Pliny, Volume 3 (of 6) Loeb Classical Library
[en] [Gutenberg 60230] • The Natural History of Pliny, Volume 2 (of 6) Loeb Classical Library
[en] [Gutenberg 61113] • The Natural History of Pliny, Volume 4 (of 6) Loeb Classical Library
[es] [Gutenberg 50430] • Historia natural y moral de las Indias (vol 2 of 2) Fondo De Cultura Economica USA
[en] Principal Writings on Religion · Including Dialogues Concerning Natural Religion and the Natural History of Religion Oxford University Press
[en] Principal writings on religion · including Dialogues concerning natural religion and The natural history of religion Oxford University Press
[en] [Gutenberg 1408] • The Natural History of Selborne Penguin Books