Edwards, Nicola Wool : exploring the science of everyday materials Nicola Edwards and Jane Harris ; Photographes by Julian Cornish-Trestrail - London A & C Black 2002 - 32 p. : col. ill. ; 21 cm Originally published: 2000. Includes index ISBN: 9780713663266 Subjects--Topical Terms: Wool -- Juvenile literature Dewey Class. No.: 677.31 EDW