Second Conference on Planetology and Space Mission Planning
By: consulting editor, Robert Duncan Enzmann.
Contributors: Enzmann, Robert Duncan, 1930-; New York Academy of Sciences.
Series: Annals of the New York Academy of Sciences -- v.163, art.1.
Publisher: New York Academy of Sciences
Published: 1969
Place of publication: New York
Language: eng
Number of pages: 588
Subjects: Planets -- Exploration -- Congresses.; Astronautics -- Congresses.; Astronomy -- Congresses.; Planetology -- Congresses.
Genres: Congresses.
Notes: Cover title.

"September 4, 1969."