Sublime

The collection of manufacturing technologies developed by Hall, Blanchard, and, later, men like Thomas Warner and Cyrus Buckland at the Springfield Armory has been dubbed “Armory practice” by the historian David Hounshell, and was a key element in the American technologic gene pool. Merritt Roe Smith has traced the numerous skilled machinists who

The practical methodologies evolved over many years, and were largely the work of John Hall, a gunsmith from Portland, Maine, and inventor of the “Hall carbine” that became notorious when muckrakers dug into the youthful Pierpont Morgan’s dealings with Civil War procurement authorities.