Llythyrau at Emyr Humphreys, a phapurau cysylltiedig (1995; 2001; 2005), yn ymwneud yn bennaf ag agoriad adeilad Parry-Williams ym Mhrifysgol Aberystwyth a agorwyd yn swyddogol gan Emyr Humphreys yn 2001. Mae'r ffeil yn cynnwys llythyrau oddi wrth Phil Davies (1) ; Derek Llwyd Morgan (1); John Brason (1); Bob Mole (1); Meic Stephens (1); Richard Houdmont (3); M. Wynn Thomas (1); Norman Harries (1); Myrddin ap Dafydd (1); Menna Elfyn (3); Damian Walford Davies (1); Sue Charles (4); Ceri Anwen James (1); Ned Thomas (1); Mick Felton (1); ynghyd ag atebion gan Emyr Humphreys (9). Yn ogystal, mae’r ffeil hefyd yn cynnwys deunydd yn ymwneud â chomisiynau ac ymchwil eraill, lansiad ‘Ghosts and Strangers’ a ‘Bonds of Attachment’, a phenodiad Damian Walford Davies i Fwrdd S4C. / Letters to Emyr Humphreys, and related papers (1995; 2001; 2005), mainly relating to the opening of the Parry-Williams building at Aberystwyth University which was officially opened by Emyr Humphreys in 2001. The file includes letters from Phil Davies (1); Derek Llwyd Morgan (1); John Brason (1); Bob Mole (1); Meic Stephens (1); Richard Houdmont (3); M. Wynn Thomas (1); Norman Harries (1); Myrddin ap Dafydd (1); Menna Elfyn (3); Damian Walford Davies (1); Sue Charles (4); Ceri Anwen James (1); Ned Thomas (1); Mick Felton (1); along with replies from Emyr Humphreys (9). Additionally, the file also contains some material relating to other commissions and research, the launch of ‘Ghosts and Strangers’ and ‘Bonds of Attachment’, and the appointment of Damian Walford Davies to the Board of S4C.