A voyage round the world; but more particularly to the north-west coast of America: performed in 1785, 1786, 1787, and 1788, ... By Captain Nathaniel Portlock.
Portlock, Nathaniel,1748?-1817.
London : printed for John Stockdale; and George Goulding,
1789.
Another account of the voyage was published the same year, with almost the same title, claiming to be by Captain George Dixon, but in fact by William Beresford, and edited by Dixon.
ESTC
Hill. Collection of Pacific voyages, 1974, p.239