[en] [Gutenberg 2530] • The Malay Archipelago, Volume 1 / The Land of the Orang-utan and the Bird of Paradise; A Narrative of Travel, with Studies of Man and Nature Createspace Independent Publishing Platform
[de] [Gutenberg 24820] • Die Philippinen und ihre Bewohner / Sechs Skizzen Wentworth Press
[es] [Gutenberg 50430] • Historia natural y moral de las Indias (vol 2 of 2) Fondo De Cultura Economica USA