0 , ▁a ▁trust ee ▁of ▁the ▁National ▁Port rait ▁Gallery ▁and ▁a ▁Deput y ▁Lieutenant ▁of ▁Lanc ash ire . ▁He ▁became ▁a ▁Fellow ▁of ▁the ▁Society ▁of ▁Anti qu aries ▁in ▁ 1 9 0 0 ▁also ▁of ▁the ▁Royal ▁Society ▁in ▁ 1 9 2 4 ▁and ▁was ▁made ▁a ▁Knight ▁of ▁the ▁Th ist le ▁in ▁ 1 9 2 1 . ▁ ▁Family ▁Lord ▁Bal car res ▁married , ▁at ▁St ▁Margaret ' s , ▁West min ster , ▁on ▁ 2 5 ▁January ▁ 1 9 0 0 , ▁Const ance ▁L ilian ▁P elly , ▁daughter ▁of ▁Sir ▁Henry ▁P elly , ▁ 3 rd ▁Baron et . ▁They ▁had ▁eight ▁children , ▁two ▁sons ▁and ▁six ▁daughters . ▁One ▁daughter , ▁Lady ▁Mary ▁L ilian ▁L inds ay ▁( 1 9 1 0 – 2 0 0 4 ), ▁married ▁Regin ald ▁Mann ingham - B ull er , ▁ 1 st ▁Vis count ▁D il hor ne , ▁Lord ▁Chan cell or ▁of ▁Great ▁Britain ▁from ▁ 1 9 6 2 ▁to ▁ 1 9 6 4 , ▁whose ▁daughter ▁was ▁D ame ▁El iza ▁Mann ingham - B ull er , ▁Director - General ▁of ▁M I 5 ▁from ▁ 2 0 0 2 ▁to ▁ 2 0 0 7 . ▁Their ▁younger ▁son ▁the ▁Hon . ▁James ▁L inds ay ▁was ▁Member ▁of ▁Parliament ▁for ▁Dev on ▁North . ▁Lord ▁and ▁Lady ▁C raw ford ' s ▁fifth ▁daughter ▁Lady ▁Kath ar