The Africans knew
By: by Tillie S. Pine and Joseph Levine. Pictures by Ann Grifalconi.
Contributors: Levine, Joseph, 1910- joint author.; Grifalconi, Ann, illus.
Publisher: McGraw-Hill
Published: 1967
Place of publication: New York
Language: eng
Number of pages: 28
Subjects: Technology -- Juvenile literature.; Technology.; Africa -- Civilization -- Juvenile literature.; Africa -- Civilization.
Description: Colorfully illustrated text reveals that African tribes of long ago knew and practiced the techniques of smelting iron, casting bronze, irrigating crops, and making and mixing paints and dyes.