"By 31 March 1553 Thomas had surrendered the clerkship" - Dakota L. Hamilton, ‘Thomas, William (d. 1554)’, Oxford Dictionary of National Biography, Oxford University Press, 2004; online edn, May 2005 accessed 20 May 2016
In February 1641 he was sent on his first diplomatic mission as ambassador, to the queen of Bohemia and the elector palatine, who were then in the Low Countries, and in the following July he was dispatched as resident to Paris, where he was to remain until 1660. J. T. Peacey, ‘Browne, Sir Richard, baronet (1605–1683)’, Oxford Dictionary of National Biography, Oxford University Press, 2004; online edn, May 2008 accessed 13 May 2016
