3142569
coal mining in
19th century
britain
- types of mines
- spiral pit
- bell pit
- adit pit
- trap pit
- horse engine
- spiral pit
- dangers
- flooding
- lack of ventalation
- machinery collapsing
- cave-ins
- gas build ups
- the "black spit"
- flooding
- mining jobs
- bearer
- hewer
- trapper
- puller
- bearer
- mining act's
- 1842 commission report
- 1842 mining act
- women and children < 10
- banned from underground
- banned from underground
- children > 15
- no winding gear
- no winding gear
- women and children < 10
- 1842 commission report
Möchten Sie kostenlos Ihre eigenen Mindmaps mit GoConqr erstellen? Mehr erfahren.