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Date: 2012-01-25 11:46:12Coal dust Castle Gate Mine disaster Brunner Mine disaster Mining Afterdamp Hillcrest mine disaster | Government of Alberta - MasterAdd to Reading ListSource URL: www.history.alberta.caDownload Document from Source WebsiteFile Size: 1,00 MBShare Document on Facebook |
Government of Alberta - MasterDocID: xLyL - View Document | |
MSHA - From the Desk - Mine Rescue Day - October 30, 2013DocID: hZ2M - View Document |