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
Kompleks kompensator, system Gall. Fabrikat H. Tinsley & Co., London. Betjeningsforskrift og beskrivelse
Letters patent (no. 1471) granted to Joseph Rothery and Andrew Rothery for 'Improvements in Machinery or Apparatus for cutting coal, stone and other minerals'
Drawing of broad wheeled Sussex waggon as used in the counties Sussex & Kent, Southern England circa 1700-1930
Sviluppo di alcuni corpi Stereometrico Mineralogici secondo i celebri Autori Dufrenoy, Hauy, Mohs, Rose, Neumann
Portfolio of result traces, summaries of results and notes relating to repetition by Boys of the 'Cavendish experiment'
Letters patent granted to Stephen Thomas Wentworth for 'Improvements in burners for consuming gas and air combined', plus ephemeral material
Album, compiled and written, documenting the laying of the Durban-Mauritius and the Sierra Leone-Ascension submarine cables
Album documenting the laying of the Vancouver-Fanning Island-Fiji sections of the Pacific submarine cable