Reviews the history of road building in the U.S. from the first paved streets of colonial times, to the early western wa... MoreThe Story of America's Roads
Wernher von Braun, Revised Edition examines the life and career of the famed rocket scientist who supervised the develop... MoreWernher Von Braun: Rocket Visionary
Niels Bohr, Revised Edition delves into the life and work of the founder of the modern atomic theory, highlighting his r... MoreNiels Bohr: Atomic Theorist
Barbara McClintock was a celebrated geneticist whose 70 years of meticulous experiments in the genetics of maize, or Ind... MoreBarbara McClintock: Pioneering Geneticist
Part of a series for young readers which examines the exploration of space in the 20th century, this volume describes th... MoreExploring the Reaches of the Solar System
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