vi PREFACE. what I have to say is addressed to those engaged in ornamental design or seriously studying it. The historic side of the subject is dwelt upon because of its bearing upon the practical. The work of other days throws full on what is possible to-day a light, failing which, the best of us grope awkwardly in the dusk of perhaps very limited experience. LEWIS F. DAY. MECKLENBURGH SQUARE, LONDON, VV.C. September xst, 1902.