TY  - BOOK
AU  - Royston,Angela
TI  - Light and dark
SN  - 1588102424
AV  - QC360 .R69 2002
U1  - 535 21
PY  - 2002///
CY  - Chicago
PB  - Heinemann
KW  - Light
KW  - sears
KW  - Shades and shadows
N1  - Includes bibliographical references and index; K-3
N2  - Discover what light is, where it comes from, what shadows are made of, and more
ER  -