![](https://assets12.geni.com/images/external/twitter_bird_small.gif?1691176839)
![](https://assets10.geni.com/images/facebook_white_small_short.gif?1691176839)
See Peter Bartrum, https://www.geni.com/documents/view?doc_id=6000000173426885960 (August 5, 2023; Anne Brannen, curator)
See Peter Bartrum, http://cadair.aber.ac.uk/dspace/bitstream/handle/2160/4733/EINION%2... (March 22, 2019; Anne Brannen, curator)
See Peter Bartrum, https://www.geni.com/documents/view?doc_id=6000000173433659856 (August 5, 2023; Anne Brannen, curator)