Odd one this. The register gives him as Munsters. But MIC above says Inniskilling and RAF, but RAF gives a younger man who was at school when our man was a Medical Student. So I conclude our man was not the man with MIC above, and probably does not have a MIC
I think the census info is correct man
1888 Oct/Dec Born Belfast
1901 census The family are at 65 in Fitzwilliam Square North, Dublin. William is not there (right family from 1911 census with Esca George Stevens there)
1911 census at 217 Maida Vale N W London
1914 Nov 6. Gazetted 2nd Lt in 4th R Inniskilling Fusiliers.
1915 Jun 8. The undermentioned Second Lieutenants (on probation) are confirmed in their Rank: 4rd R Innis. Fus. William Norman Harrison
WO338 shows him in 14th Bat. R Inniskilling Fusiliers and R Irish Rifles
1917 Jul 4. R Innis. Fus. Lt. W. N. Harrison, Spec. Res. Bn., to be actg. Capt. whilst comdg. a Co.
1918 Dec 9. R. Innis. Fus. — Lt. W. N. Harrison, 4th Spec. Res. Bn., relinquishes the actg. rank of Capt.
1920 Oct . Joined ADRIC with service no 724. Posted to G Coy
1920 Dec 17, Wounded, admitted Military Hospital Limerick
Fined £1 by Coy Commander
1921 Aug 25. Discharged medically unfit. Not due to service in RIC
1939 Sep 20. Commissioned 2nd Lt Aux Pioneer Corps — Capt. William Norman HARRISON (103542) (late Inniskilling Fus.).
1940 Jun 1. 2nd Lt. W. N. Harrison (103542) relinquishes his commn. on account of ill health.
1966 Jul/Sep Died Eastbourne, Sussex aged 78