| Triangles Triply in Perspective (with C McLeod) | Vol 28 (1909) 148-151 |
| The Focal Circles of Circular Cubics | Vol 29 (1910) 12-16 |
| A Property of the Harmonic Triangle of the Complete Quadrangle formed by the four points of contact of the four tangents to the Cubic Curve from a point on it | Vol 29 (1910) 2-5 |
| The Focal and Bi-Tangent Properties of Bi-Circular Quartics | Vol 29 (1910) 90-99 |
| The system of cubic curves circumscribing two triangles and apolar to them | Vol 30 (1911) 2-12 |
| An easy geometrical representation of the Sextic Covariant of a Binary Quartic | Vol 30 (1911) 65-66 |
| Further Investigations on Circular Cubics and Bi-Circular Quartics | Vol 30 (1911) 75-88 |
| A system of nonagons nonuply in perspective | Vol 31 (1912) 90-93 |
| The arithmetic mean of a number of real positive numbers is not less than their geometric mean | Notes: 9 (1912) |