Little is known of 2nd Lt. Adderley at this time. The following information was sourced from the Great War Forum.
"Trying to gain info or advice on how to research circumstances of this officers death, died of wounds after the machine was hit by AA fire, info states below flying RE8, however unit was using F2B's which type is correct ???
ADDERLEY, WILLIAM HARRIS
Rank: Second Lieutenant
Royal Air Force
Secondary Regiment: Duke of Wellington's (West Riding Regiment)
Date of Death: 27/10/1918"
"24th October 1918
C2865 RE8 59Sqn
** (Lt LM Glover OK/2Lt WH Adderley DoW 27.10.1918) to hospital but died"
Royal Flying Corps Machine Gun School based, New Romney, Sept 1918
If you have any information about 2nd Lt. Adderley, please contact me, thank you.