Backscheider, Paula R. (2004). "Mary Davys". Oxford Dictionary of National Biography. Archived from the original on 3 November 2012. Retrieved 13 February 2015.
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Backscheider, Paula R. (2004). "Mary Davys". Oxford Dictionary of National Biography. Archived from the original on 3 November 2012. Retrieved 13 February 2015.
