1. 1897 The growth of Toronto school children, Report of U. S. Commissioner of Education, II.
2. and 1904 Statistics of growth. Report U. S. Commissioner of Education, I.
3. 1910 The rat and its relation to the public health (by various authors). Public Health and Marine Hospital Service of the U. S.
4. 1904 Statistical methods with especial reference to biological variation. 2nd ed., New York.