Notes on contributors -- Introduction / H.J. Jackson -- Coleridge and the self-unravelling clue / George Whalley -- The critical edition of Diderot's Oeuvres complètes / Blake T. Hanna -- On editing Erasmus / J.K. Sowards -- " Perhaps you will think me fussy ... ": three myths in editing Russell's Collected papers / Kenneth Blackwell -- Editing Hegel's Encyclopaedia / Michael J. Petry.