"A catalogue of nebulae and clusters of stars in the southern hemisphere, observed at Parramatta in New South Wales.Philosophical Transactions of the Royal Society, Vol. 118, p. 113—151, 1828. This catalogue with descriptions contains 629 southern deep-sky objects.
He also discovered and catalogued 256 southern double stars in "Approximate Places of Double Stars in the Southern Hemisphere, observed at Paramatta in New South Wales.", which was published in the Memoirs of the Royal Astronomical SocietyMem.Ast.Soc.London, Vol. 3, 257, 1829.
Service, John (1890). Thir Notandums, being the literary recreations of the Laird Canticarl of Mongrynen. A Biographical Sketch of James Dunlop, Esq. p. 127 – 222. Edinburgh : Y. J. Pentland.