▁an ▁association ▁was ▁formed ▁in ▁ 1 9 6 5 ▁with ▁the ▁aim ▁of ▁rest oring ▁the ▁theatre . ▁ ▁In ▁ 1 9 7 6 ▁K jer st in ▁D ell ert ▁became ▁engaged ▁in ▁rest oring ▁and ▁man aging ▁the ▁theatre ▁and ▁since ▁then ▁worked ▁to ▁gather ▁support ▁for ▁its ▁rest oration , ▁which ▁has ▁taken ▁place ▁gradually . ▁The ▁Conf idence ▁room ▁and ▁the ▁table ▁à ▁confidence ▁were ▁restored ▁in ▁ 1 9 9 4 - 1 9 9 7 ▁and ▁the ▁scene ▁and ▁the ▁mach in ery ▁were ▁restored ▁in ▁ 2 0 0 3 - 2 0 0 4 ▁after ▁compar isons ▁with ▁the ▁ 1 8 th - century ▁palace ▁the at res ▁at ▁Dro tt ning holm ▁Palace ▁and ▁G ri ps holm ▁Castle ▁as ▁well ▁as ▁with ▁the ▁help ▁of ▁the ▁original ▁blue print s ▁and ▁designs . ▁While ▁re construct ing ▁the ▁historical ▁mach in ery ▁and ▁keeping ▁the ▁historical ▁amb iance , ▁the ▁light ing ▁system ▁was ▁modern ised ▁and ▁other ▁practical ▁changes ▁made ▁in ▁order ▁to ▁make ▁the ▁back stage ▁more ▁comfortable ▁and ▁user - friend ly . ▁The ▁work ▁was ▁carried ▁out ▁with ▁the ▁help ▁of ▁private ▁don ations , ▁spons or ship ▁and ▁volunte er ▁work . ▁K jer st in ▁D ell ert ▁managed ▁the ▁theatre ▁until ▁her ▁death ▁in ▁ 2 0 1 8 . ▁ ▁Contempor ary ▁use ▁The ▁theatre ▁building ▁is ▁used ▁during ▁the ▁summer ▁to ▁host ▁concert s , ▁theatre ▁performances ▁and ▁oper as ;