- The Dual Force of the Dividing Cell (1905)
- A Study on the Irish Dialect of English with Mary Hayden
- Problems of Life and Reproduction (1913)
- The Function of Examinations in Education, Merit to Proficiency (1919)
- Contributed to volumes of The Cambridge Natural History
- Contributed to Encyclopaedia Britannica
Contributions to Dictionary of National Biography Edit
- 1885-1900 volumes
Works about Hartog Edit
Some or all works by this author are in the public domain in the United States because they were published before January 1, 1928.
This author died in 1923, so works by this author are in the public domain in countries and areas where the copyright term is the author's life plus 99 years or less. These works may be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.
Public domainPublic domainfalse