Casement, R., & Bannister, G. (1913). Letter from Roger Casement to Gertrude Bannister discussing Tom Casement's financial matters and his wife Katye, his improved health, Arana's evidence given at Court at the Putumayo enquiry, and discussing a story by P. P. O'Sullivan in which he is represented by a character under the name "Caseman".

Casement, Roger, and Gertrude Bannister. Letter from Roger Casement to Gertrude Bannister Discussing Tom Casement's Financial Matters and His Wife Katye, His Improved Health, Arana's Evidence Given at Court at the Putumayo Enquiry, and Discussing a Story by P. P. O'Sullivan in Which He Is Represented by a Character Under the Name "Caseman". 1913.