by Branley, Franklyn Mansfield,

[ 01. English Non Fiction ] Authors: Ruffins, Reynold,--ill. Series: Let's-read-and-find-out science book Published by : Crowell, (New York :) Physical details: 33 p. : ill. (some col.) ; 21 x 23 cm. Subject(s): Light --Juvenile literature. | Light. | Ruffin,Reynold illus. Year : 1975 Item type : 01. English Non Fiction