Waters of the earth /
Leftwich, Virginia Powers.
Waters of the earth / by Virginia Powers Leftwich. - St. Louis, Missouri : Milliken, 1971. - [ ] p. : ill., col ; 28 cm. - Earth science series . - Earth science series .
Waters of the earth / by Virginia Powers Leftwich. - St. Louis, Missouri : Milliken, 1971. - [ ] p. : ill., col ; 28 cm. - Earth science series . - Earth science series .