Linotype

The Linotype machine allowed operators to set whole lines of type simultaneously by using a keyboard, significantly speeding up the printing process. This invention became a cornerstone of publishing, particularly for newspapers, for over seventy-five years.
 Ottmar Mergenthaler United States 1884 Linotype

The Linotype machine allowed operators to set whole lines of type simultaneously by using a keyboard, significantly speeding up the printing process. This invention became a cornerstone of publishing, particularly for newspapers, for over seventy-five years.