Leonard Joseph Weisgard (December 13, 1916 – January 14, 2000) was an American writer and illustrator of more than 200 children's books. He is known best for his collaborations with writer Margaret Wise Brown.
Describes, as supported by archaeological evidence, the development of early cities in Mesopotamia from small hamlets to centers of culture which influenced subsequent civilizations. Includes a glossary of terms and names.