01295cam a2200361 4500 9769849 TxAuBib 20041002120000.0 ||||||s1986||||||||||||||||||||||||und|u 85048247 /AC 9780690045260 $11.50 0690045263 $11.50 9780690045277 lib. bdg. $11.89 0690045271 lib. bdg. $11.89 TxAuBib Branley, Franklyn Mansfield, 1915- Gravity is a mystery / by Franklyn M. Branley ; illustrated by Don Madden. Rev. ed. New York : Crowell, 1986. 32 p : ill ; 19 x 24 cm. Let's-read-and-find-out science book School Library Journal. Booklist. Explains in simple text and illustrations what is known about the force of gravity. 2.5 Follett Library Resources. K-3. Gravitation Juvenile literature. Gravitation. Gravity Juvenile literature. Gravity. Madden, Don, 1927-, ill. Let's-read-and-find-out science book.