Hartley Colliery Disaster

#	Item
1	Mining accidents and safety August[removed]North of England Institute of Mining and Mechanical Engineers Add to Reading List Source URL: www.mininginstitute.org.uk Language: English - Date: 2013-10-04 09:42:48 Coal mining Mining accident Safety lamp Hartley Colliery Disaster Coal dust Matthias Dunn Mine Safety and Health Administration Mining Occupational safety and health Safety
2	Tree Magazine January[removed]The Hartley Pit Disaster Add to Reading List Source URL: www.wanlessweb.org Language: English - Date: 2008-02-12 00:55:51 Hartley Geography of England Earsdon Hartley Colliery Disaster The Explorers and Early Colonists of Victoria