Keywords: Tracts vol 19 p32-33 George Stephenson's safety lamp.jpg North of England Institute of Mining and Mechanical Engineers and uploaded with the authority of their librarian Jennifer Hillyard 2013-10-15 11 55 31 North of England Institute of Mining and Mechanical Engineers Tracts Volume 19 p32-33 Report Upon the Claims of Mr George Stephenson Relative to the Invention of His Safety Lamp by the Committee Appointed at a Meeting Holden in Newcastle November 1st 1817 PD-Old PD-US Uploaded with UploadWizard Coal mining in England North of England Institute of Mining and Mechanical Engineers George Stephenson Safety lamps |