Echoes of time : a world history / Richard Ostrowski and Jack Kemper. Ostrowski, Richard, 1932- Kemper, Jack, 1935- joint author. World history. D21 .O78 909 OSE Includes index. A secondary school text discussing the flow of history from prehistoric times to the present, using original documents, secondary sources, and photographic essays. New York : Webster Division, McGraw-Hill, c1977. c1977. 1977 Text ix, 758 p. : eng