Nora emigrated to the US about 1900 according to her 1910 census entry.
She lived with her sister Ellen Gavin for a while.
In particular, Nora was living with Ellen at 7843 South Sangamon street when Nora died.
In the 1900 census in Keokuk, Lee Co., Iowa, there is a Nora Shannon,
born Dec. 1878 in Ireland, age 21, immigrated in 1895. She is a servant
in the John Hubinger household at 1219 Washington Avenue.
Others of the Shannon family had also immigrated to Keokuk at that time.