Safety lamp, Mueseler no.25, from the Royal Commission on Accidents in Mines, 1879-86, maker: J. Mills and Sons, Newcastle-on-Tyne, marking: makers name, c.1882 Safety lamp
Safety lamp, Mueseler no.9, from the Royal Commission on Accidents in Mines, 1879-86, maker: E. Thomas, Aberdare, marking: trademark, 1860-1881 Safety lamp
Safety lamp, Mueseler no.13, from the Royal Commission on Accidents in Mines, 1879-86, maker: E. Thomas, Aberdare, marking: makers name, 1860-1881 Safety lamp
Safety lamp, Thomson, no specific type, from the Royal Commission on Accidents in Mines, 1879-86, maker: J. Mills, Newscastle-on-Tyne, marking: maker's name and J.F. Thomson patent Wath up Derre, Safety lamp
Safety lamp, Davy no.3, from the Royal Commission on Accidents in Mines, 1879-86, maker: E. Thomas, Aberdare, 1860-1881 Safety lamp