centenary of naturalist Alfred Russel Wallace
... that the centenary of naturalist Alfred Russel Wallace on 7 November 2013 is being commemorated worldwide?
... that the <b id="mwDGo"><a href="./Alfred_Russel_Wallace_centenary" id="mwDGs" rel="mw:WikiLink" title="Alfred Russel Wallace centenary">centenary of naturalist Alfred Russel Wallace</a></b> <i id="mwDGw">(pictured)</i> on 7 November 2013 is being commemorated worldwide?