"Makers of Electricity" by Brother Potamian and James J. Walsh is a biographical history of electricity written in the early 20th century. The book seeks to illuminate the lives and contributions of notable figures in the field of electricity, showcasing their scientific achievements as well as their character and philosophies. It promises a blend of scientific history and engaging human narratives that highlight the profound impact these pioneers had on electrical science. The opening of the book introduces the reader to the vital contributions of early pioneers in electricity and magnetism, particularly focusing on Petrus Peregrinus of Maricourt. It discusses how ancient understanding of magnetism evolved and how Peregrinus's experiments and the subsequent treatises laid foundational knowledge for modern magnetism. Through references to historical texts and experiments conducted by Peregrinus and others, the chapter sets the stage for exploring the scientific advancements that followed and emphasizes the importance of experimentation in the progression of knowledge in this significant field.