Whipple, Fred Lawrence, 1906- Whipple, Fred Lawrence, 1906-

Earth, moon, and planets [by] Fred L. Whipple. - 3d ed. - Cambridge, Mass., Harvard University Press, 1968. - Harvard books on astronomy .

Edition for 1981 published under title: Orbiting the sun. First published in this ed. in 1968.

Bibliography: p. [284]-285.

7.25

68021987


Planets.


Earth.
Moon.

QB601 / .W6 1968

523.4