Report of fatal accident
Subtitle: a report filed by a district engineer of mines, Kirkland Lake, Ontario.
Language: eng
Subjects: Rock bursts -- Canada -- Case studies.
Genres: Case studies.
Description:   This report outlines how two miners were killed in a heavy rockburst in 4001-0-stope at the Wright-Hargreaves Mine on August 14, 1964.  No pre-clue had been detected prior to the burst.  The stope had been left as a shaft pillar and the ore on the both sides of the stope had been mined out.
Notes: 1