"American Book-Plates: A Guide to Their Study with Examples" by Charles Dexter Allen is a reference work on the artistic and historical study of book-plates, written in the late 19th century. This guide serves to explore the unique world of American ex-libris, highlighting their evolution and significance, while providing numerous illustrations of both rare and noteworthy examples. The book addresses not only the artistic styles but also the prominent figures associated with their production and use throughout American history. The opening of the book features a detailed preface in which the author acknowledges the contributions of prior scholars and collectors in the realm of book-plate studies. Allen emphasizes the growing interest in book-plates as part of American cultural heritage, and he frames his work as a pioneering effort to document and introduce the uniquely American aspects of this practice. He reflects on the transition from early imported designs to those crafted by native engravers in the U.S., distinguishing the regional styles emerging in different colonies. This introduction sets the stage for an in-depth exploration of various types of book-plates, their artistic styles, and their historical contexts, making the work not only informative but also a celebration of the craft of book-plate design. (This is an automatically generated summary.)