1. 1953 An Introduction to Functional Histology. Little, Brown and Company. Blood, p. 53.
2. 1945 The Tissues of The Body. Oxford University Press. Blood, p. 209.
3. 1870 On the size of the red corpuscles of the blood of Moschus, Tragulus, Orycteropus, Ailurus, and some other Mammalia, with historical notices. Proc. Zool. Soc. London, pp. 92-99.
4. 1875 Observations on the sizes and shapes of the red corpusles of the blood of vertebrates, with drawings of them to a uniform scale, and extended and revised tables of measurements. Proc. Zool. Soc. London, pp. 474-495.