Why is the sky blue? :
Ripley, Catherine
Why is the sky blue? : and other outdoor questions / by Catherine Ripley ; illustrated by Scot Ritchie. - Toronto, Ontario : Owl Books, 1997. - 1 v. (unp.) ; ill. - A Question and Answer Storybook .
1-895688-44-2
Natural history - Miscellanea - Juvenile literature
M 508 / R56 1997
Why is the sky blue? : and other outdoor questions / by Catherine Ripley ; illustrated by Scot Ritchie. - Toronto, Ontario : Owl Books, 1997. - 1 v. (unp.) ; ill. - A Question and Answer Storybook .
1-895688-44-2
Natural history - Miscellanea - Juvenile literature
M 508 / R56 1997