 With Peter Barfoot he ran the British Directory Office in London, which published the "Universal British Directory" from 1790 to 1798 after obtaining a royal patent.He "compiled, digested and arranged" the "Encyclopaedia Londinensis; or, universal dictionary of arts, sciences, and literature", which was published between about 1801 and 1828 in 24 volumes, with three volumes of copperplate engravings.Some extensive articles were also published separately, "viz."