Our earth and its neighbors
By: by Irma Roemer ...
Series: Exploratory science series
Publisher: C.C. Nelson Publishing Co.
Published: 1930
Place of publication: Appleton, Wis
Language: eng
Number of pages: 116
Subjects: Astronomy -- Juvenile literature.
Genres: Juvenile literature.
Notes: Astronomy.
"Helpful readings" at end of each chapter except three.