The documentary “Waltham Watches History” by Jonathan Boschen explores the pivotal role of the Waltham Watch Company in the American Industrial Revolution. Founded by Aaron Dennison in 1850 and later led by Royal Robbins, the company pioneered the “American System of Watch Manufacturing,” which utilized precision machinery to create interchangeable parts—a radical departure from the individually hand-crafted European methods of the time. This innovation allowed for the first mass production of watches on an assembly line, famously providing affordable, accurate timepieces like the “William Ellery” model to Union soldiers during the Civil War and essential high-grade precision watches to the growing railroad industry. Beyond its technological achievements, the video highlights Waltham’s progressive corporate culture, offering employees unparalleled benefits for the era, including health care, company housing, and recreational facilities. Although the factory eventually closed in the 1950s due to mismanagement and rising competition, its legacy endures as a blueprint for modern industrial production that famously inspired Henry Ford’s own manufacturing techniques.