Came to Unites States on May 7, 1849 and worked around cincinnati. He moved to Daviess County in Indiana and married Margaret Fanning Farrell, October 18, 1857. Manus Gallagher left Ireland March 13, 1849, and arrived in New York May 7, 1849, in the company of two sisters and a friend, John Gerry. Manus wrote to his older brother, Thomas, who was living in Cincinnati, Ohio, and asked how to get where he was. Manus Gallagher then went to Cincinnati, where many Irish had settled along the river. He lived with a fairly well off family who educated him (plumbing business?). It is said that the parents considereed Manus a good example for their own son who was rather lazy. Family legend has it that Manus left his family and went to Cincinnati to escape being drafted for the Civil War. The Gallaghers were good mathematicians. Manus Gallagher was very intelligent and could recite from his books even though he was blind from cataracts before his death. Manus Gallagher was one of the teachers attending the first County Teacher's Institute held at Washington during the week beginning August 23, 1869. He settled in Daviess County. He taught in a subscription school in the winter and farmed in the summer.