). ▁ ▁Science ▁and ▁technology ▁ ▁R . W . ▁Fox , ▁F RS ▁Caroline ▁and ▁Bar cl ay ' s ▁father ▁and ▁uncle ▁were ▁both ▁scient ists . ▁ ▁Their ▁father , ▁Robert ▁W ere ▁Fox , ▁was ▁an ▁F RS ▁with ▁interests ▁in ▁min eral ogy , ▁met all ur gy ▁and ▁geom agnet ism . ▁He ▁was ▁a ▁live ▁wire ▁in ▁the ▁British ▁Association . ▁He ▁invent ed ▁an ▁improved ▁version ▁of ▁the ▁Di pping ▁Need le ▁Def lect or , ▁a ▁navig ational ▁aid ▁for ▁polar ▁expl or ers . ▁ ▁Charles ▁Fox ▁Their ▁uncle , ▁Charles ▁Fox ▁also ▁published ▁scientific ▁papers ▁and ▁ran ▁an ▁innov ative ▁Iron ▁Found ry ▁at ▁Per ran ar worth al . ▁ ▁Fox ▁family ▁and ▁the ▁B A AS ▁ ▁The ▁Fox ▁family ▁desc ended ▁from ▁R ▁W ▁Fox ▁the ▁E lder ▁had ▁a ▁long ▁eng agement ▁with ▁the ▁British ▁Association ▁for ▁the ▁Ad van cement ▁of ▁Science ▁( now ▁called ▁the ▁British ▁Science ▁Association ), ▁founded ▁in ▁ 1 8 3 1 . ▁ ▁In ▁August ▁ 1 8 3 5 , ▁Bar cl ay ▁Fox , ▁aged ▁ 1 9 , ▁recorded ▁in ▁his ▁Journal ▁his ▁visit ▁to ▁Dublin , ▁for ▁ ▁the ▁B A AS ▁Ann ual ▁Me eting , ▁with ▁his ▁father , ▁Robert ▁W ere ▁Fox ▁the ▁younger ▁and ▁his ▁uncle , ▁Charles ▁Fox . ▁R ▁W ▁Fox ▁read ▁a ▁paper ▁to ▁the ▁Physics ▁section ▁and ▁demonstrated ▁his ▁instrument . ▁In ▁ 1 8 3 6 , ▁Bar