▁a ▁member ▁of ▁the ▁Medical ▁Board ▁at ▁the ▁India ▁Office ▁and ▁the ▁War ▁Office . ▁He ▁formally ▁retired ▁from ▁the ▁Beng al ▁army ▁in ▁ 1 8 8 7 . ▁ ▁In ▁ 1 8 8 9 ▁the ▁Professor ▁of ▁Military ▁Medicine ▁at ▁the ▁army ▁medical ▁school ▁at ▁Net ley ▁Hospital ▁fell ▁ill , ▁and ▁Henry ▁C ay ley ▁was ▁invited ▁to ▁step ▁in . ▁He ▁took ▁over ▁as ▁Professor ▁the ▁next ▁year , ▁ret iring ▁in ▁ 1 8 9 7 . ▁While ▁at ▁Net ley ▁his ▁past imes ▁included ▁sail ing : ▁his ▁y acht ▁Kath le en , ▁mo ored ▁there , ▁was ▁st olen ▁in ▁ 1 8 9 5 ▁while ▁he ▁was ▁away ▁in ▁Scotland . ▁ ▁In ▁ 1 8 9 1 , ▁he ▁was ▁made ▁Honor ary ▁Sur geon ▁to ▁Queen ▁Victoria , ▁and ▁he ▁retained ▁this ▁position ▁when ▁Edward ▁VII ▁came ▁to ▁the ▁throne . ▁ ▁In ▁ 1 8 9 3 ▁he ▁contributed ▁a ▁chapter ▁on ▁tropical ▁li ver ▁dise ases ▁to ▁H yg iene ▁and ▁D ise ases ▁of ▁W arm ▁Cl im ates . ▁In ▁ 1 8 9 6 ▁he ▁wrote ▁a ▁pam ph let , ▁Guide ▁to ▁Tra v ellers ▁on ▁the ▁maintenance ▁of ▁health ▁in ▁un he alth y ▁countries . ▁ ▁On ▁the ▁out break ▁of ▁the ▁Second ▁Bo er ▁War ▁he ▁volunte ered ▁for ▁service ▁with ▁the ▁army . ▁He ▁was ▁sent ▁out ▁as ▁colon el ▁in ▁charge ▁of ▁the ▁Scottish ▁National ▁Hospital ▁at ▁K ro on