ve u ▁had ▁painted ▁the ▁famous ▁' West min ster ' ▁portrait ▁of ▁Richard ▁II , ▁based ▁on ▁a ▁supposed ▁similarity ▁between ▁that ▁work ▁and ▁the ▁Ber ry ▁Ps alter . ▁For ▁a ▁period , ▁Be a une ve u ' s ▁supposed ▁o e uv re ▁was ▁a ▁pa wn ▁in ▁the ▁gentleman ly ▁disput es ▁( play ed ▁out ▁in ▁the ▁pages ▁of ▁the ▁Bur ling ton ▁Magazine ) ▁between ▁C ocker ell , ▁Martin ▁Con way ▁and ▁Roger ▁F ry ▁over ▁the ▁orig ins ▁of ▁the ▁French , ▁Nether land ish ▁and ▁English ▁' sch ools ' ▁of ▁late ▁medieval ▁art . ▁These ▁att ribution s ▁were ▁however ▁based ▁on ▁nothing ▁more ▁than ▁super f icial ▁sty list ic ▁res embl ances ▁which ▁could ▁equally ▁have ▁applied ▁to ▁almost ▁any ▁work ▁of ▁the ▁International ▁Goth ic ▁period . ▁The ▁fact ▁that ▁all ▁these ▁spec ulative ▁att ribution s ▁have ▁since ▁been ▁dismiss ed ▁in ▁the ▁light ▁of ▁more ▁careful ▁scholar ship ▁shows ▁the ▁d angers ▁of ▁trying ▁to ▁apply ▁traditional ▁techniques ▁of ▁con no isseur ship ▁to ▁the ▁art ▁of ▁this ▁period . ▁ ▁Some ▁of ▁the ▁few ▁examples ▁of ▁Be a une ve u ' s ▁large - scale ▁painting ▁that ▁can ▁be ▁safely ▁attributed ▁on ▁the ▁basis ▁of ▁document ary ▁evidence , ▁as ▁well ▁as ▁sty list ic ▁consider ations , ▁are ▁the ▁st ained ▁glass ▁windows ▁he ▁designed ▁for ▁Jean ▁de ▁Ber ry ' s ▁' S ain te ▁Chap elle ' ▁( the ▁palace ▁chap el