Earthworms : underground burrowers /Author: Richardson, Adele,
Publisher: Mankato, Minn. : Bridgestone Books,
Date: c2001. This title can be found in 12 Iowa libraries.
Invasion from below the earth /Author: Curtis, Philip.
Publisher: New York : Distributed by Random House,
Date: 1981, c1980. This title can be found in 4 Iowa libraries.
Invasion from below the earth /Author: Curtis, Philip.
Publisher: New York : Distributed by Random House,
Date: 1981, c1980. This title can be found in 1 Iowa libraries.
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