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  • Mendelism and the problem of mental defect.
  • A man diagnosed as suffering from acute dementia. Lithograph, 1892, after a drawing by Alexander Johnston, 1836/1841, for Sir Alexander Morison.
  • A man diagnosed as suffering from acute dementia. Lithograph, 1892, after a drawing by Alexander Johnston, 1836/1841, for Sir Alexander Morison.