dedication to Sir Victor Alexander Brooke, mourning his untimely death and crediting him with the original concept for the work. It outlines the collaborative efforts between the authors and various contributors who provided materials, leading to the completion of this extensive research project. The preface also conveys the background of the work's development, including the historical context of its assembly and how a series of papers on antelope classification eventually led to the creation of this volume. The authors aim to offer both scientific descriptions and engaging illustrations, emphasizing the significance of their subject matter in the realm of natural science. (This is an automatically generated summary.)