Unusual Mars surface features
By: Vincent DiPietro & Gregory Molenaar ; illustrations by Grace DiPietro.
Contributors: Molenaar, Gregory.
Edition: 3rd ed.
Publisher: Mars Research
Published: 1982
Place of publication: Glenn Dale, Md
Language: eng
Number of pages: 76
Subjects: Mars (Planet) -- Photographs from space.
Genres: Photographs from space.
Other titles: Unusual Martian surface features.
Notes: Cover title: Unusual Martian surface features.