), ▁part ▁of ▁the ▁tri o ▁shown ▁in ▁the ▁Ven ice ▁B ienn ale , ▁went ▁to ▁a ▁private ▁American ▁collect or ▁for ▁£ 2 , 5 6 1 , 2 5 0 ▁($ 5 . 1   mill ion ), ▁in ▁July ▁ 2 0 0 8 , ▁at ▁S othe by ' s . ▁ ▁Bibli ography ▁Br idget ▁R iley : ▁The ▁St ri pe ▁P aint ings ▁ 1 9 6 1 – 2 0 1 4 ▁( New ▁York : ▁David ▁Zw ir ner ▁Books , ▁ 2 0 1 4 ). ▁Text s ▁by ▁Robert ▁K ud iel ka , ▁Paul ▁Mo or house , ▁and ▁Richard ▁Sh iff . ▁▁▁ ▁Br idget ▁R iley : ▁The ▁St ri pe ▁P aint ings ▁ 1 9 6 1 – 2 0 1 2 ▁( Lond on : ▁R iding house ; ▁Berlin : ▁Holz war th ▁Publications ▁and ▁Galerie ▁Max ▁Het z ler , ▁ 2 0 1 3 ). ▁Text s ▁by ▁John ▁E lder field , ▁Robert ▁K ud iel ka ▁and ▁Paul ▁Mo or house . ▁▁ ▁Br idget ▁R iley : ▁Works ▁ 1 9 6 0 – 1 9 6 6 ▁( Lond on : ▁R iding house , ▁ 2 0 1 2 ). ▁Br idget ▁R iley ▁in ▁conversation ▁with ▁David ▁Syl v ester ▁( 1 9 6 7 ) ▁and ▁with ▁Maurice ▁de ▁S aus m are z ▁( 1 9 6 7 ). ▁ ▁Br idget ▁R iley