Printed booklets of Special Rules and Regulations to be observed at specific collieries in England and Wales, made pursuant to the Coal Mines Regulations Act, 1872
Letters patent (no. 1471) granted to Joseph Rothery and Andrew Rothery for 'Improvements in Machinery or Apparatus for cutting coal, stone and other minerals'
Letters patent granted to Stephen Thomas Wentworth for 'Improvements in burners for consuming gas and air combined', plus ephemeral material