Darby, Gene.
What is the earth / Gene Darby ; illustrated by William Tenis. - Chicago : Benefic Press, c 1961. - 48 p. : ill. ; 20 cm. - The what is it series. .
318 318
Geology, hydrology, meteorology.
551 / D242w
What is the earth / Gene Darby ; illustrated by William Tenis. - Chicago : Benefic Press, c 1961. - 48 p. : ill. ; 20 cm. - The what is it series. .
318 318
Geology, hydrology, meteorology.
551 / D242w