I am researching the McDermott families of County Leitrim, and I have a page on Arthur McDermott's & Ellen Barry's family (including his son Thomas Joseph McDermott) @
https://www.adkins.ws/family.php?famid=F6527 ~~ I welcome any input or inquiries, please contact me via the link at the bottom of any of my pages or direct, Thomas.R.Adkins#gmail.com