Frontispiece

Noun

 * 1)  An illustration that is on the page before the title page of a book, a section of one, or a magazine.
 * 2)  The title page of a book.
 * 3)  A façade, especially an ornamental one.
 * 4)  A small pediment of which is ornamental, especially on the top of a window or door.

Thesaurus
anteriority, avant-propos, bold front, brave face, brave front, breakthrough, display, exordium, facade, face, facet, facia, fore, forefront, foreground, forehand, foreland, forepart, forequarter, foreside, foreword, front, front elevation, front man, front matter, front page, front view, frontage, frontal, frontier, head, heading, innovation, introduction, lap, leap, obverse, overture, postulate, preamble, preface, prefix, prefixture, preliminary, prelude, premise, presupposition, priority, proem, prolegomena, prolegomenon, prolepsis, prologue, proscenium, protasis, verse, voluntary, window dressing

Etymology
By folk etymology, from frontispice <  frontispicium, from frons (forehead) + specere (look at).