In “Lives of Boulton and Watt. Principally from the Original Soho Mss,” Samuel Smiles presents a meticulously crafted narrative that intertwines the lives of two pivotal figures in the Industrial Revolution'ÄîMatthew Boulton and James Watt. Employing a biographical style that is both engaging and informative, Smiles draws extensively from primary sources, notably the Soho manuscripts, providing readers with an authentic glimpse into the entrepreneurial spirit and innovative endeavors that defined this era. The book serves as not only a biography but also a reflection on the socio-economic landscapes of 18th-century Britain, effectively illustrating the transformative impact of Boulton and Watt's partnership on industry and society. Samuel Smiles, a Scottish author and social reformer, was known for championing the virtues of hard work and self-improvement, themes that resonate throughout his writings. His background in engineering, paired with a belief in the power of individual agency, propelled him to document the achievements of Boulton and Watt, as well as their contributions to mechanization and steam power. Smiles'Äô perspective is often colored by his admiration for the pioneering spirit, allowing readers to appreciate the incredible challenges these industrialists overcame. This book is highly recommended for readers interested in the history of technology, entrepreneurship, and the evolution of industrial society. Smiles'Äô work not only honors the legacies of Boulton and Watt but also serves as a motivational testament to the enduring human spirit in the face of adversity, making it an inspiring read for both scholars and general audiences alike.