![The face behind the mask: what was found beneath the layers of black paint.](/web/20170423143240im_/http://www.smh.com.au/content/dam/images/g/v/o/w/4/t/image.related.wideLandscape.300x169.gvosz9.png/1492815922367.jpg)
Sidney Nolan: Australian Synchrotron helps reveal the man behind the Ned Kelly mask
Who knows if Australia's most celebrated painter, born 100 years ago today, ever intended for this image – which appears to be a self portrait – to see the light of day.