Introduction. List of manuscripts of the treatise "De imitatione Christi" in English libraries. List of other manuscripts cited. List of printed editions of the treatise "De imitatione Christi" cited. The age of Thomas à Kempis. Some fifteenth century manuscripts and editions of the Imitation. Master Walter Hilton and the authorship of the Imitation. The structure of the Imitation. The content of the Imitation. Appendix I. "De meditatione cordis," by Jean le Charlier de Gerson, chancellor of Paris. Appendix II. Extract from the "Garden of roses," by Thomas à Kempis. Index.