7 0 s ▁coal ▁gas ▁was ▁provided ▁to ▁over ▁ 1 8 , 0 0 0 ▁customers ▁in ▁the ▁city . ▁The ▁Edward ian ▁buildings ▁of ▁the ▁gas works ▁were ▁saved ▁by ▁a ▁trust ▁head ed ▁by ▁Elizabeth ▁H inds , ▁Director ▁of ▁the ▁O tag o ▁S ett lers ▁Museum , ▁and ▁several ▁are ▁now ▁listed ▁by ▁the ▁New ▁Zealand ▁Historic ▁Places ▁Trust ▁as ▁Category ▁I ▁Historic ▁Places . ▁ ▁Much ▁of ▁Dun ed in ' s ▁gas works ▁facility ▁was ▁pulled ▁down ▁during ▁the ▁ 1 9 8 0 s . ▁The ▁idea ▁of ▁rest oring ▁the ▁remaining ▁part ▁of ▁the ▁complex ▁into ▁a ▁museum ▁was ▁mo oted ▁during ▁the ▁latter ▁part ▁of ▁the ▁de cade , ▁with ▁the ▁first ▁work ▁on ▁struct ural ▁rest oration ▁of ▁the ▁buildings ▁beginning ▁in ▁ 1 9 8 9 . ▁The ▁museum ▁was ▁opened ▁on ▁ 3 ▁February ▁ 2 0 0 1 ▁in ▁a ▁ceremony ▁attended ▁by ▁Dr . ▁George ▁Em erson , ▁Chair ▁of ▁the ▁Dun ed in ▁Gas works ▁Museum ▁Trust , ▁and ▁Sir ▁Neil ▁C oss ons , ▁Chair man ▁of ▁English ▁Heritage . ▁ ▁References ▁ ▁Museum ▁website ▁N Z M useum s ▁website ▁Dun ed in ▁Gas works ▁Museum ▁page ▁ ▁Gas works ▁Category : G as ▁museum s ▁Category : N Z HP T ▁Category ▁I ▁list ings ▁in ▁O tag o ▁Category : T our ist ▁attra ctions ▁in ▁Dun ed in ▁Category : M useum s ▁established ▁in ▁ 2 0 0 1 ▁Category :