Andrew Millar, Daniel Midwinter, John Knapton, and others, booksellers of London; and John Paterson, surviving executor of the last will and testament of John Pemberton; and Anne Ward, widow, administratrix of Aaron Ward; which said John Pemberton and Aaron Ward were likewise booksellers of London; and William Elliot, their factor of attorney; appellants. Alexander Kincaid, Gavin Hamilton, and others, booksellers of Edinburgh and Glasgow; and Alexander Symers, and Andrew Symers, the sons and representatives of Alexander Symers, deceased, and their tutors and curators; and Lilias Dunning otherwise Drummond, relict and representative of Gavin Drummond; which Alexander Symers, deceased, and Gavin Drummond, were booksellers of Edinburgh; - - - - - - respondents. The case of the appellants.