- Life and Scientific Work of Peter Guthrie Tait, Supplementing the Two Volumes of Scientific Papers Published in 1898 and 1900
- The Physics of Earthquake Phenomena, Volumes 1-2
- Napier Tercentenary Memorial Volume
- Introduction to quaternions, with numerous examples
- Life and Scientific Work of Peter Guthrie Tait, Supplementing the Two Volumes of Scientific Papers Published in 1898 and 1900;