| 1. Anon, 'A Most Unseasonable Idea', Punch, 54 (1868), 20 |
| 2. Anon, 'How to Save Our Income-Tax', Punch, 55 (1868), 117 |
| 3. Anon, 'Leading Article on the Elections', Punch, 55 (1868), 202 |
| 4. Anon, 'Geography[1] The Open Polar Sea[2] Interior of Greenland[3] China', Academy, 2 (1871), 499–500 |
| 5. Clements R Markham, 'The Alleged "Open Polar Sea". A Letter to the Editor of The Academy', Academy, 2 (1871), 538 |
| 6. [William J Gordon], 'The Thrones of the Ice-King; or, Recent Journeys Towards the Poles. I', Boy's Own Paper, 5 (1883), 579–81 |
