Branley, Franklyn Mansfield, 1915-

Light and darkness / by Franklyn M. Branley ; illustrated by Reynold Ruffins. - New York : Crowell, [1975] - 33 p. : ill. (some col.) ; 21 x 23 cm. - Let's-read-and-find-out science book .

Discusses the properties of light, particularly its source in heat.

ISBN: 0690007043. 0690007051

LCCN: 74023938 /AC/r86

Subjects--Topical Terms:
Light--Juvenile literature.
Light.

Subjects--Index Terms: Ruffin,Reynold illus.

LC Class. No.: QC360 / .B7 1975

Dewey Class. No.: 535