This slide shows the percentage of adult males employed in the mining sector for each registration district in England and Wales in the period 1813-1820 .

The slide may be used for classroom teaching and lecturing in schools, further education colleges and universities.

This slide shows the percentage of adult males employed in the mining sector for each registration district in England and Wales in 1851.

The slide may be used for classroom teaching and lecturing in schools, further education colleges and universities.

This slide shows the percentage of adult males employed in the mining sector for each registration district in England and Wales in 1861 .

The slide may be used for classroom teaching and lecturing in schools, further education colleges and universities.

This slide shows the percentage of adult males employed in the mining sector for each registration district in England and Wales in 1881.

The slide may be used for classroom teaching and lecturing in schools, further education colleges and universities.