Einion Sais ap Rhys

See Peter Bartrum, https://cadair.aber.ac.uk/dspace/bitstream/handle/2160/5182/Bleddyn... (July 18, 2018; Anne Brannen, curator)

See Peter Bartrum, https://cadair.aber.ac.uk/dspace/bitstream/handle/2160/5612/Bleddyn... (August 28, 2017; Anne Brannen, curator)

See Peter Bartrum, https://cadair.aber.ac.uk/dspace/bitstream/handle/2160/5612/Bleddyn... (August 17, 2017; Anne Brannen, curator)

Please see Darrell Wolcott: Bleddyn ap Maenyrch, King of Brycheiniog; http://www.ancientwalesstudies.org/id313.html (Steven Ferry, March 2, 2023.)

Please see Darrell Wolcott: Einion ap Llywarch of Carmarthenshire; http://www.ancientwalesstudies.org/id163.html (Steven Ferry, March 11, 2023.)

Please see Darrell Wolcott: Family of Drymbenog ap Maenyrch of Brycheiniog; http://www.ancientwalesstudies.org/id312.html (Steven Ferry, May 22, 2023.)

Please see Darrell Wolcott: Gwgan ap Llewelyn ap Moriddig of Brycheiniog; http://www.ancientwalesstudies.org/id315.html (Steven Ferry, June 26, 2023.)

Please see Darrell Wolcott: Ifor Bach, Lord of Senghenydd; http://www.ancientwalesstudies.org/id316.html (Steven Ferry, August 4, 2023.)

Please see Darrell Wolcott: How Bartrum 'Lost' Hywel ap Gruffudd ap Ifor Bach; http://www.ancientwalesstudies.org/id317.html (Steven Ferry, August 9, 2023.)