1. On the rearrangement of the positive integers in a series of ordinal numbers greater than that of any given fundamental sequence of omegas.;Mess. Math.,1913
2. The highest good;J. Phil. Psych. Sci. Method,1914
3. Relativism;J. Phil. Psych. Sci. Method,1914
4. A simplification of the logic relations;Proc. Camb. Phil. Soc.,1914
5. A contribution to the theory ot relative position;Ibid.,1914