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Table of Contents
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The NASA History Series
NASA SP-4026
National Aeronautics and Space Administration
NASA History Office
Washington, DC
Published 1995
HTML revised
: December 6, 1996
![[Cover: The Problem of Space Travel: The Rocket Motor]](https://webarchive.library.unt.edu/eot2008/20090109123832im_/http://www.hq.nasa.gov/office/pao/History/SP-4026/cover.gif)
