ɐ dᵻlˈeɪ wʌz dˈuː tə ðə kəlˈæps ʌv ɪts kjuːpˈoʊlə ˌɔn sˈɪks ˈɔːɡəst wˈʌn θˈaʊzənd sˈɛvənhˈʌndɹɪd sˈɪksti sˈɪks, ɐ dɪzˈæstɚ wˌɪtʃ lˈɛd tə ðɪ ˈɑːɹkɪtˌɛkt bˌiːɪŋ tˈeɪkən ˌɪntʊ kˈʌstədi.
A delay was due to the collapse of its cupola on 6 August 1766, a disaster which led to the architect being taken into custody.