He was born Charles Arthur and seems to have become Arthur Charles by 1911 census
1897 Apr 25. Born London

1911 census at St Johns Rd, Hoxton

1915 Apr 10. Enlists in Royal Welsh Fusiliers
1915 May 18 Discharged medically unfit (deformed right foot)
1915 May 20. Arthur Charles Miller #25151 enlists in RFA. Living at St Johns Rd, Hoxton, London. NOK is his mother Sarah
1917 Oct 13 Deserted at Charlton Park
1919 Marries in London

1920 Nov 2. Joined with RIC no 75076 & ADRIC no 158- ex-Soldier & Engineer
Posted I Coy
1921 Jan 15 to 21 Jan on Leave
1921 May 14 Suspended
1921 May 20 Struck off - deserter
1939 Register. He is a traveller in rope twine living with wife Muriel. Charles Miller with correct DoB. 10 Reaston Street, New Cross, Lewisham