The U.S. ship Guy Mannering was built at New York by William H. Webb, New York, for Robert L. Taylor and Nathaniel W. Merrill's line (called in Liverpool the Black Star Line) of sailing packets between New York and Liverpool, and launched in March 1849.
The ship plied other routes apart from Liverpool – New York. Patrick Carrucan, with his bride Mary and his younger brother Peter, sailed from Liverpool on the Guy Mannering in 1857 on their 90 day voyage to Australia. The shipping records list the travellers, who were not Assisted Migrants, as follows:
... Patrick and Mary Carrocan, ages 30 and 23, married, farmer, Irish, and Peter Carrocan, 24, single, farmer, Irish, on the Guy Mannering in 1857 from Liverpool to Melbourne