Shortly after his ordination in 1954, Father Lavery moved to the United States where he graduated from Manhattanville College, New York, with a degree in music.
[2] Though hardly intended at the time, this pipe organ has now become one of the singular tourist attractions for Ozamiz City and the Archdiocese of Ozamis.
In 1980, he was transferred to Ireland where he assumed the post of Director of Sacred Music at St Patrick's College, Maynooth.
A prolific composer, Father Lavery was passionate about Gregorian Chant and influenced many future musicians, including Father Liam Lawton, a popular singer/priest in Ireland[4] He was a member of the Irish Church Music Association and was, from the spring of 1984 to the winter of 1987, editor of Jubilius, a Maynooth publication.
[5] He resigned his position to do parish work in Jamaica in 1987, where he rebuilt his church after it was destroyed by Hurricane Gilbert.