1878 Apr 23. Born Orkney
1881 census at Old Upchurch Session House Broughtown Orkney. His father is a shepherd
| Household Members | Age | Relationship |
|---|---|---|
| Peter Calder | 29 | Head |
| Isabella Calder | 31 | Wife |
| Alexander Calder | 6 | Son |
| Sarrah Calder | 6 | Daughter |
| Caithren Calder | 4 | Daughter |
| Patrick Calder | 2 | Son |
1891 census at Westray, Orknay
| First name(s) | Last name | Relationship | Marital status | Sex | Age | Birth year | Occupation | Birth place |
|---|---|---|---|---|---|---|---|---|
| Patrick | Calder | Head | Married | Male | 38 | 1853 | Farmer | Midlothian, Scotland |
| Jessie | Calder | Wife | Married | Female | 45 | 1846 | - | Walls, Orkney, Scotland |
| Alexander | Calder | Son | - | Male | 15 | 1876 | Farm Servant | Walls, Orkney, Scotland |
| Catherine | Calder | Daughter | - | Female | 13 | 1878 | Scholar | Orkney, Scotland |
| Patrick | Calder | Son | - | Male | 11 | 1880 | Scholar | Orkney, Scotland |
| David | Calder | Son | - | Male | 9 | 1882 | Scholar | - |
1894 Dec 6 Enlisted in Seaforth Highlanders
1902 Oct 30 Transfers to B Reserve
1906 Dec 5 Discharged from B Reserve of Seaforth Highlanders
1908 Aug 9 Joined Army Special Reserve as #6543 in HLI. NOK is his father Patrick Calder of Caithness
1916 May 17 Discharged from Army Reserve to join RE Regulars
1920 Dec 22 enlisted with RIC no 76992. ex-Soldier & Explosive Worker
1938 Died Leith