Children |
| 1. Lieut Col. Percival Lawrence MASON b. 24 Aug 1857, Toronto, York Co., Ontario d. 20 Jan 1938, Gore of Toronto Twp., Peel Co., Ontario (Age 80 years) |
| 2. William Effingham MASON b. 11 Jan 1859, Toronto, York Co., Ontario d. 23 Sep 1860, Toronto, York Co., Ontario (Age 1 years) |
| 3. Alfred EFFINGHAM MASON b. 2 Oct 1860, Toronto, York Co., Ontario d. 30 Apr 1940, Vancouver, British Columbia (Age 79 years) |
| 4. Arthur Herbert MASON b. 24 Jul 1862, Toronto, York Co., Ontario d. 28 Jan 1916, Vancouver, British Columbia (Age 53 years) |
| 5. Bertha Elizabeth MASON b. 12 Sep 1864, Toronto, York Co., Ontario d. 7 Dec 1929, Toronto, York Co., Ontario (Age 65 years) |
| 6. William Ethelbert MASON b. 16 Jul 1866, Toronto, York Co., Ontario d. 1951, Regina, Saskatchewan (Age 84 years) |
| 7. Thomas Harold MASON b. 17 Jul 1868, Toronto, York Co., Ontario d. 8 Nov 1956, Toronto, York Co., Ontario (Age 88 years) |
| 8. Edward Morley MASON b. 1 May 1870, Toronto, York Co., Ontario d. 10 Sep 1873, Toronto, York Co., Ontario (Age 3 years) |
| 9. John Franklin MASON b. 2 Feb 1873, Toronto, York Co., Ontario d. 26 Apr 1873, Toronto, York Co., Ontario (Age 0 years) |
| 10. Lillia MASON b. 1862, Toronto, York Co., Ontario |
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