Charles McMahon, MSE, Embrittlement studies in iron e.g. ‘Initiation of cleavage in polycrystalline iron, Acta Met. 13, 6 591 (1965)
The Laboratory for Research on the Structure of Matter 
Charles McMahon, MSE, Embrittlement studies in iron e.g. ‘Initiation of cleavage in polycrystalline iron, Acta Met. 13, 6 591 (1965)