15:1815:18, 1 November 2013diffhist+4
Lawrence Bragg
The structure of DNA was reported in February 1953. The discovery was prior to this and possibly not by Watson and Crick
17:0717:07, 30 January 2012diffhist+786
Johnson Matthey
Updating info box (new chairman + figures) from latest annual report, adding historical company acquisitions, updating head office location.