 These were to be used in the areas of signage, traffic signs, wayfinding, lettering on technical drawings and technical documentation.The origins of DIN 1451 "Engschrift" ("condensed face") for hand lettering date back to 1905, when the Prussian state railways prescribed a standardized lettering style for use on all of its rolling stock.This specification was published in a document known as "Musterzeichnung" ("Master Template"; lit.