The Age of Machinery: Engineering the Industrial Revolution, 1770–1850. A review essay of Gillian Cookson. Woodbridge, Suffolk, Boydell Press, 2018. Pp. 337. $24.13, paper. - Artisanal Enlightenment: Science and the Mechanical Arts in Old Regime France. By Paola Bertucci. New Haven and London: Yale University Press, 2017. Pp. 312. $35.01, hardcover.