These revivals could be made using pantograph machine engraving systems, which gave a cleaner result than historic typefaces whose master punches had been hand-carved, and allowed rapid development of a family in a large range of sizes. In addition, the new hot metal typesetting technology of the period created increasing availability and demand for new fonts. Among hot metal typesetting companies, Monotype's branches in Britain and the United States brought out separate versions, and the American branch of Linotype licensed that of ATF.