Brownstone, David M., Timelines of the 20th century : a cronology of 7,500 key events, discoveries, and people that shaped our century / David Brownstone and Irene Franck. - vi, 506 pages : illustrations ; 28 cm. Includes index. ISBN: 0316114065 Hadiah Subjects--Topical Terms: History, Modern--20th century.History, Modern.