This is a photocopy of an article published in Nature (Vol. 144, 16 Sep. 1939) to which Joseph Needham was a co-signatory. The file includes a photocopy of 'Eugenics and the Left' by Diane Paul published in the Journal of the History of Ideas (Vol. 45, Oct.-Dec. 1984). These articles relate to 'socialism, inequality and eugenics.'