Antzeko izenburuak: Hombres entre lava y pinos
- Travels in the free states of Central America: Nicaragua, Honduras and San Salvador /
- Nicaragua: guía general ilustrada. Informaciones breves y completas sobre los acervos físico y espiritual de la nación
- Ocean toocean: an account, personal and historical of Nicaragua and its people /
- The naturalist in Nicaragua. A narrative of a residence at the gold mines of Chontales; journeys inb the savannahs and forests; with observations on animals and plants in reference to the theory of evolution of living forms /
- Through unknown Nicaragua; the adventures of a naturalist on a wild goose chase /
- Wild life in the interior of Central America /
Gaia: EL SALVADOR-DESCRIPCIONES Y VIAJES
Gaia: NICARAGUA-DESCRIPCIONES Y VIAJES
- Wild life in the interior of Central America /
- The naturalist in Nicaragua. A narrative of a residence at the gold mines of Chontales; journeys inb the savannahs and forests; with observations on animals and plants in reference to the theory of evolution of living forms /
- Nicaragua: guía general ilustrada. Informaciones breves y completas sobre los acervos físico y espiritual de la nación
- Through unknown Nicaragua; the adventures of a naturalist on a wild goose chase /
- Travels in Central America, particularly in Nicaragua; with a description of its aboriginal monuments, seenery and people, their languages, institutions, religion, /
- Ocean toocean: an account, personal and historical of Nicaragua and its people /