In 1911, financier Charles R. Flint directed the merger of the International Time Recording Company, the Computing Scale Company and the Tabulating Machine Company to form the Computing-Tabulating-Recording Company (CTR).
In May 1956, shortly before he died, Thomas J. Watson, Sr., presided over the official installation of his son as IBM's chief executive.
In 1972, the company introduced a new version of the logotype. Designed by Paul Rand, horizontal stripes now replaced the solid letters to suggest "speed and dynamism." In the intervening quarter-century, the basic design has remained constant, one of the most recognized logotypes in the world, and a design that has been widely imitated by others.