Leslie, E. H. J., & Casement, R. (1911). Letter from Edward Henry John Leslie to Roger Casement, informing him of an enclosed printed statement [not extant] and that he does not have a note regarding "Adolphus Gibb's" statement.

Leslie, Edward Henry John, and Roger Casement. Letter from Edward Henry John Leslie to Roger Casement, Informing Him of an Enclosed Printed Statement [not Extant] and That He Does Not Have a Note Regarding "Adolphus Gibb's" Statement. 1911.