01008cam a2200289 4500 91571474 TxAuBib 19990716120000.0 960619s1997||||||||||||||||||||||||eng|u 96028295 9781562397234 1562397230 (OCoLC)35008184 DLC DLC DLC TxAuBib Jortberg, Charles A. The first computers / Charles A. Jortberg. Minneapolis, Minn : Abdo & Daughters, 1997. 39 p. : ill. ; 26 cm. Kids & computers Includes index. Surveys the history of devices leading up to modern computer systems, from ancient celestial calculators and abacuses to punched card systems and the Univac. 19990716. Computers History Juvenile literature. Computers History. Kids & computers. TXTLL