▁western ▁organ ▁lo ft , ▁was ▁decor ated ▁in ▁ 1 6 9 5 ▁also ▁by ▁Bern üt z . ▁In ▁ 1 9 7 9 ▁Di eter ▁E ck stein ▁d end ro chron olog ically ▁dated ▁five ▁be ams ▁carrying ▁the ▁present ▁lo ft ▁to ▁have ▁been ▁logged ▁by ▁or ▁after ▁ 1 6 3 3 . ▁In ▁the ▁same ▁position , ▁then ▁spread ing ▁over ▁the ▁three ▁western ▁b ays , ▁used ▁to ▁be ▁the ▁n uns ' ▁lo ft ▁( N onnen emp ore ), ▁however , ▁ ▁lower . ▁▁ ▁Since ▁from ▁the ▁beginning ▁the ▁walls ▁of ▁the ▁western ▁three ▁b ays ▁were ▁built ▁showing ▁a ▁two - floor ▁structure ▁with ▁separate ▁upper ▁and ▁lower ▁windows , ▁unlike ▁the ▁e aster ly ▁following ▁b ays ▁where ▁this ▁is ▁reached ▁by ▁brick ing ▁up ▁bigger ▁window ▁open ings , ▁the ▁n uns ' ▁lo ft ▁must ▁have ▁sp anned ▁over ▁the ▁three ▁western ▁b ays . ▁The ▁n uns ' ▁lo ft ▁used ▁to ▁be ▁connected ▁by ▁a ▁little ▁bridge ▁directly ▁to ▁the ▁first ▁floor ▁of ▁the ▁Al tes ▁Kloster ▁convent ▁building ▁where ▁the ▁convent uals ▁have ▁their ▁apart ments . ▁ ▁The ▁Jugend st il ▁windows ▁in ▁the ▁ 1 9 1 0 - built ▁new ▁qu ire ▁were ▁don ations ▁by ▁the ▁families ▁von ▁Ber gen ▁and ▁von ▁Gla hn ▁who ▁grew ▁wealth y ▁in ▁the ▁United ▁States ▁of ▁America . ▁These ▁st ained ▁glass ▁windows ▁display ▁bib lic al ▁scenes . ▁The ▁window ▁left ▁of ▁the