Lightning and thunder / Martin L. Keen. Illustrated by Haris Petie and with photos. Keen, Martin L. Petie, Haris, illus. Lightning Juvenile literature. QC966 .K4 551.56 KEL Includes index. Answers to a variety of questions about storms such as: How is a thundercloud born? What is lightning made of? Where does it go? What makes the sound of thunder? New York : J. Messner, 1969. 1969. 1969 Text 94 p. : eng