▁St am ford ▁bank er , ▁and ▁Frances ▁( née ▁Tw open y ). ▁ ▁In ▁ 1 8 6 2 , ▁he ▁married ▁Let it ia ▁Mary ▁Wal ters ▁( 1 8 3 9 – 1 9 2 0 ), ▁daughter ▁of ▁the ▁Rev . ▁Nich ols ▁Wal ters . ▁They ▁had ▁two ▁daughters ▁and ▁six ▁sons , ▁including ▁Sir ▁Walter ▁de ▁S aus m are z ▁C ay ley ▁and ▁Douglas ▁Edward ▁C ay ley , ▁both ▁of ▁whom ▁served ▁as ▁senior ▁officers ▁in ▁the ▁Gal lip oli ▁Camp aign . ▁His ▁el dest ▁daughter , ▁Mary ▁Louis a , ▁married ▁Sir ▁Charles ▁Campbell ▁Mac Le od ▁and ▁his ▁younger ▁daughter , ▁Ev ely n ▁W yn n , ▁married ▁Maj .- Gen . ▁Sir ▁Hay ward ▁Re ader ▁White head . ▁ ▁Career ▁in ▁India ▁ ▁After ▁studying ▁medicine ▁at ▁King ' s ▁College , ▁London , ▁Henry ▁C ay ley ▁joined ▁the ▁Indian ▁Medical ▁Service ▁in ▁ 1 8 5 7 ▁as ▁an ▁Ass istant ▁Sur geon . ▁From ▁ 1 8 5 8 ▁to ▁ 1 8 6 4 ▁he ▁was ▁in ▁charge ▁of ▁the ▁ 2 nd ▁S ikh ▁Police ▁Corps ▁at ▁Gor akh pur ▁near ▁the ▁border ▁with ▁Nep al . ▁From ▁ 1 8 6 4 ▁to ▁ 1 8 6 6 ▁he ▁was ▁J oint ▁Civil ▁Sur geon ▁at ▁Sim la , ▁the ▁summer ▁capital ▁of ▁British ▁India . ▁After ▁holding ▁the ▁post ▁of ▁Civil ▁Sur geon ▁at ▁Bur d wan ▁and ▁then ▁How