TY  - BOOK
AU  - Williams,Michael R.
TI  - A history of computing technology
SN  - 0133899179
PY  - 1985///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Mathematical instruments
KW  - History
KW  - Calculators
KW  - Computers
N1  - Includes index; Includes bibliographies and index
ER  -