▁four ▁Evangel ists , ▁four ▁co ats ▁of ▁arms ▁show ▁the ▁House ▁of ▁Austria , ▁Ti rol , ▁St y ria , ▁and ▁Car inth ia , ▁the ▁lands ▁which ▁Arch du ke ▁Al bre cht ▁III ▁had ▁ruled ▁at ▁the ▁time . ▁ ▁Frederick ▁III , ▁Holy ▁Roman ▁Emperor ▁( 1 4 1 5 – 1 4 9 3 ), ▁had ▁the ▁goal ▁of ▁cons olid ating ▁the ▁art ▁tre asures ▁among ▁the ▁H abs burg ▁poss essions . ▁Among ▁other ▁things , ▁he ▁brought ▁some ▁valuable ▁books ▁into ▁the ▁Vienna , ▁among ▁them ▁the ▁Pra ger ▁W enz els bib el ▁and ▁the ▁document ▁of ▁the ▁golden ▁b ull . ▁ ▁Through ▁his ▁marriage ▁with ▁Mary ▁of ▁Burg und y , ▁Maxim ilian ▁I , ▁Holy ▁Roman ▁Emperor ▁( 1 4 5 9 – 1 5 1 9 ) ▁came ▁into ▁possession ▁of ▁important ▁books ▁from ▁Burg und y ▁and ▁north ▁France , ▁and ▁brought ▁these ▁to ▁Wiener ▁Ne ust adt . ▁With ▁a ▁value ▁at ▁that ▁time ▁estimated ▁at ▁ 1 0 0 , 0 0 0 ▁g uld ens , ▁these ▁books ▁represented ▁about ▁an ▁e ighth ▁of ▁Mary ' s ▁dow ry . ▁Also ▁Maxim ilian ' s ▁second ▁wife , ▁Bian ca ▁Maria ▁S for za , ▁brought ▁into ▁the ▁marriage ▁books ▁from ▁Italian ▁work sh ops ▁as ▁part ▁of ▁her ▁dow ry . ▁ ▁At ▁that ▁time ▁the ▁books ▁of ▁the ▁library ▁were ▁kept ▁partially ▁in ▁Wiener ▁Ne ust adt , ▁partially ▁in ▁Vienna , ▁and