Volume entitled: "Early Days of the Electrical Industry, and Other Reminiscences of Alexander P. Trotter"
Kompleks kompensator, system Gall. Fabrikat H. Tinsley & Co., London. Betjeningsforskrift og beskrivelse
Drawing of broad wheeled Sussex waggon as used in the counties Sussex & Kent, Southern England circa 1700-1930
Photo showing the opening of Engineers' Day exhibition by President of Pakistan in presence of HM Queen & Duke of Edinburgh
Photo showing the opening of Engineers' Day exhibition by President of Pakistan in presence of HM Queen & Duke of Edinburgh
Photo showing the opening of Engineers' Day exhibition by President of Pakistan in presence of HM Queen & Duke of Edinburgh