TY  - DATA
AU  - Robertson,S.E.
TI  - B C, before computers: on information technology from writing to the age of digital data 
SN  - 9781800640290
AV  - T58.5 .R63 2020
U1  - 004.09 23
PY  - 2020///]
CY  - Cambridge, UK
PB  - Open Book Publishers
KW  - Information technology
KW  - History
KW  - Electronic digital computers
KW  - Computers
N1  - Includes bibliographical references and index
UR  - https://www.openbookpublishers.com/10.11647/OBP.0225.pdf
ER  -