26 March 1896 – The Brunner Mine explosion near Greymouth, New Zealand, killed 65 coal miners in the country's worst industrial accident.
Brunner Mine Disaster, article from Wikipedia     https://en.wikipedia.org/wiki/Brunner_Mine_disaster

DOWN IN THE BRUNNER MINE   Various recordings on YouTube       https://www.youtube.com/results?search_query=DOWN+IN+THE+BRUNNER+MINE+song
Lyrics and recording of Down in the Brunner Mine from New Zealand Folk Song Org https://folksong.org.nz/down_brunner_mine/index.html