There are some military records that could possibly be Henry's:
Henry Hall
Birth date 10 Sep 1883
Place of birth:Sherwood Nottinghamshire
Occupation:Electrician
Attested: 22 Apr 1915 Royal Airforce
Service number: 223180
Says his first wife died Bradford City Hospital 30th March 1921
2nd marriage: 18th August 1921, no name given
Mother named as next of kin: Mrs S Hall, 13 Cooper St, Notts.
Discharged: 24th November 1921
Address on discharge: Primrose Villas, Langside, East Linton Scotland
Archive reference: AIR 79/2010