As part of this initiative, Cadw co-commissioned Neil Redfern to undertake research on selected classes of archive sources held at The National Archives, Kew.
Fel rhan o'r fenter gwnaeth Cadw gyd-gomisiynu Neil Redfern i gynnal ymchwil ar ddosbarthiadau dethol o ffynonellau archifol a gedwir yn Yr Archifau Gwladol, Kew.