Abstract
THE James Watt International Medal of the Institution Mechanical Engineers has been awarded to Dr. Fredrik Ljungstrom, of Sweden, for his outstanding contributions to the development of mechanical engineering, the most notable of which are the air preheater which bears his name and the steam turbine developed jointly with his brother, the late Birger Ljungstrom. The Medal is awarded every two years to an engineer who has achieved worldwide eminence in some branch of mechanical engineering.
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Institution of Mechanical Engineers. Nature 163, 163 (1949). https://doi.org/10.1038/163163c0
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DOI: https://doi.org/10.1038/163163c0