Great Great Grandma Mary McElligott

Hello, I am looking for my Irish Ancestors.

Great Grandpa James Mannix, Great Grandma Mary Nolan (Mannix), Great Uncle Maurice Nolan (said to have gone to America and become a Sheriff out west), died 11/17/54 Aunt Bridget Harrigan (Bridget Nolan born 1884) (last known address 105 Madison Ave. Brooklyn, New York) Can anyone help me please? Lorraine Ann Groom @ [email protected]