Rockburst report
Subtitle: Wright-Hargreave Mines, Ltd., Kirkland Lake, Ontario.
Language: eng
Subjects: Rock bursts -- Canada -- Case studies.; Rockburst alleviation.
Genres: Case studies.
Description:   On August 14, 1964 at 9:30 p.m. and 11:50p.m. two major rock bursts occured at Wright-Hargreaves Mines, Kirkland Lake, Ontario.  This report, filed by the mine safety inspector, outlines the severe damage caused by the bursts as well as the rescue operations.
Notes: 1