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Burke, A general [later edns A genealogical] and heraldic dictionary of the peerage and baronetage of the United Kingdom [later edns the British empire]
(1829–)
J.
Gillow, ed., A literary and biographical history or bibliographical dictionary of the English Catholics, from the breach with Rome, in 1534, to the present time, 5 vols.
(1885–1902)
Hertfordshire Archives and Local Studies, Hertford