History of the International union for the protection of industrial property, including a discussion of the articles of the Union and their effect upon industrial property of citizens of the United States T Technology
Annual review / Alberta Office of Coal Research and Technology. 1984/85: ENR report 1985/86- : Publication / Alberta Energy Scientific and Engineering and Research Division. T Technology
Report of the Governor’s committee appointed to investigate the coal mine disaster at Bear Creek, Montana T Technology
The coal tar colours of the Farbwerke vorm. Meister Lucius & Brüning, Höchst on the Main, Germany T Technology
