▁were ▁involved ▁in ▁the ▁sale , ▁and ▁Henry ▁and ▁his ▁brother ▁Frederick ▁Per kins ▁( 1 7 8 0 – 1 8 6 0 ) ▁have ▁been ▁identified ▁as ▁the ▁sons ▁of ▁John ▁Per kins ▁who ▁were ▁t utor ed ▁by ▁Samuel ▁Par r , ▁at ▁the ▁exp ense ▁of ▁H ester ▁Th rale . ▁ ▁Per kins ▁himself ▁became ▁a ▁partner ▁in ▁the ▁firm ▁of ▁Bar cl ay , ▁Per kins , ▁& ▁Co ., ▁bre wers . ▁He ▁had ▁a ▁ 1 2 . 5 % ▁share , ▁in ▁what ▁was ▁a ▁luc r ative ▁business , ▁but ▁was ▁not ▁very ▁active ▁in ▁its ▁management . ▁ ▁Per kins ▁was ▁elected ▁a ▁fellow ▁of ▁the ▁Lin ne an ▁Society ▁in ▁ 1 8 2 5 , ▁and ▁was ▁also ▁a ▁fellow ▁of ▁the ▁Ge ological ▁Society ▁and ▁H ort icult ural ▁Society ▁of ▁London . ▁ ▁Bibli oph ile ▁In ▁ 1 8 2 3 ▁Per kins ▁began ▁to ▁form ▁a ▁library ▁at ▁his ▁residence , ▁Spring field , ▁near ▁To oting , ▁Sur rey . ▁His ▁interest ▁has ▁been ▁attributed ▁to ▁the ▁public ity ▁around ▁the ▁sale ▁of ▁the ▁library ▁of ▁John ▁Ker , ▁ 3 rd ▁Duke ▁of ▁Ro x burg he , ▁which ▁took ▁place ▁ 1 8 1 2 / 3 . ▁His ▁collection ▁was ▁considered ▁to ▁have ▁been ▁founded ▁at ▁the ▁ 1 8 2 4 ▁sale ▁of ▁the ▁library ▁of ▁Mark ▁Master man ▁Sy kes . ▁He ▁en larg ed ▁it ▁at ▁the ▁sale ▁of