Keywords: Tracts vol 19 p35 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 31 24 North of England Institute of Mining and Mechanical Engineers Tracts Volume 19 p35 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 Safety lamps George Stephenson North of England Institute of Mining and Mechanical Engineers |