The book "1000 Mythological Characters in Brief Descriptions Adapted for Private Schools, Lyceums and Academies" by Ellis Edward Sylvester is a reference book that introduces the reader to a wide range of mythological characters. The publication is intended for high school students, which allows a better understanding of the history and essence of various mythological monsters, gods and heroes. The author provides brief but comprehensive descriptions of each character, which help to imagine them in all their greatness and importance. This book will be a useful reference for those who are interested in mythology and want to deepen their knowledge in this field.