TY  - BOOK
AU  - Harmon,Margaret
TI  - Stretching man's mind: a history of data processing 
SN  - 0884052826
PY  - 1975///
CY  - New York
PB  - Manson/Charter
KW  - Electronic data processing
KW  - History
KW  - Computers
KW  - Calculators
N1  - Includes index; Bibliography: page 215-217
ER  -