James and Mary Ellis, a Quaker couple from Bradford in England, moved to Letterfrack, during the
Great Famine. Ellis became the resident landlord in Letterfrack in 1849. As Quakers, the Ellises wanted to help with the post-famine relief effort. They leased nearly of rough land and set about farming it and planting it with woodland. They built a schoolhouse, housing for tradesmen, a shop, a dispensary, and a temperance hotel. In 1857 the property was sold to John Hall, a staunch Protestant, and supporter of the
Irish Church Mission to Roman Catholics. The ICM used the building with the aim of converting Catholics to Protestantism. After 25 years without much success, Hall sold it in 1882 to the Catholic Archbishop of Tuam,
John McEvilly, who used a false name to give Hall the impression that the buyer was a Protestant, for £3000 for . In 1885, he established
St Joseph's Industrial School, Letterfrack ==Marconi wireless station==