"Famous Singers of To-day and Yesterday" by Henry Charles Lahee is a biographical account written in the late 19th century. This work provides a historical overview of renowned opera singers, tracing their journeys from the establishment of Italian opera in the 1600s to the notable figures of the 1800s, showcasing important personalities across various national operatic traditions. The opening of the book begins with a preface that outlines Lahee's intentions to create a concise yet informative record of famous singers who have shaped the world of opera. He notes that the book is not exhaustive but offers an overview, acknowledging various sources for the condensed histories included within. Following this preface, the first chapter delves into the evolution of opera and the notable singers from 1600 to 1800, featuring prominent figures like Margarita de L'Epine and Katharine Tofts alongside their contemporaries, showcasing their talents, rivalries, and the cultural contexts in which they thrived. Several anecdotes highlight the lives and careers of these figures, setting the stage for deeper explorations of operatic artistry in subsequent chapters. (This is an automatically generated summary.)