Barnes, L. H., & Casement, R. (1911). Letter from Louis H. Barnes to Roger Casement, discussing the progress of the commission of enquiry in Putumayo, the drowning of "Aquileo Tores", his ill health at a post in Peru and his wife, A. C. Barnes.

Barnes, Louis H., and Roger Casement. Letter from Louis H. Barnes to Roger Casement, Discussing the Progress of the Commission of Enquiry in Putumayo, the Drowning of "Aquileo Tores", His Ill Health at a Post in Peru and His Wife, A. C. Barnes. 1911.