TY  - BOOK
AU  - Laurie, Edward J.
TI  - COMPUTERS AND HOW THEY WORK: IBM 1620, IBM 1401, IBM 650
U1  - 510.78 
PY  - 1963///
CY  - Cincinnati
PB  - South-Western Pub. Co.
KW  - IBM 1620 (Computer)
KW  - BMm 1401 (Computer)
KW  - IBM 650 (Computer)
ER  -