- Hope Entomological Library, Oxford University Museum of Natural History: ARW 91
- Hope Entomological Library, Oxford University Museum of Natural History: ARW 91
- Marchant, J. (Ed.). (1916). In: Alfred Russel Wallace; Letters and Reminiscences. Vol. 2. London & New York: Cassell & Co. [p. 87]
It would be impossible and useless for ARW to promise any help and advice with Poulton's proposed periodical. Criticisms of the journal Nature. About his Royal Institution lecture. Has been ill.