Comet Halley returns a teachers' guide, 1985-1986

by Chapman, Robert DeWitt, 1937-
Published: National Aeronautics and Space Administration, Educational Programs Office of Public Affairs, Goddard Space Flight Center ; For sale by Supt. of Docs., U.S. G.P.O., 1984

Future of ultraviolet astronomy based on six years of IUE research proceedings of a symposium held at NASA Goddard Space Flight Center, Greenbelt, Maryland, April 3-5, 1984

Published: National Aeronautics and Space Administration, Scientific and Technical Information Branch, 1984