I cannot get him on Scotland's People for bith. Nor can I get the marriage (RIC marriage dates are usally eliable)
1877 Aug 20 Born Scotland
1918 Dec 24 Married woman from Lincs
1920 Dec 31. Joined with RIC no 77213 & ADRIC no (486) . Miner & Soldier
1921 Jan 28 Transferred from Gormanston