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| 1 ☰ | our external project website | sites.google.com/view/harrigan-horrig... | |
| 2 ☰ | Tithe Applotment Books 1823-1837 | www.titheapplotmentbooks.nationalarch... | |
| 3 ☰ | Facebook group: Harrigan genealogy | www.facebook.com/groups/346905404003980/ | |
| 4 ☰ | Pre-Griffiths Valuation Books | census.nationalarchives.ie/search/vob... | |
| 5 ☰ | Griffiths Valuation | www.askaboutireland.ie/griffith-valua... | |
| 6 ☰ | Irish Civil Records | civilrecords.irishgenealogy.ie/church... | |
| 7 ☰ | Catholic Parish Records at the NLI | registers.nli.ie/ |