© 2020 Stephen Robertson

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© Stephen Robertson, B C, Before Computers: On Information Technology from Writing to the Age of Digital Data. Cambridge, UK: Open Book Publishers, 2020,

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ISBN Paperback: 978-1-80064-029-0
ISBN Hardback: 978-1-80064-030-6
ISBN Digital (PDF): 978-1-80064-031-3
ISBN Digital ebook (epub): 978-1-80064-104-4
ISBN Digital ebook (mobi): 978-1-80064-105-1
ISBN Digital (XML): 978-1-80064-106-8
DOI: 10.11647/OBP.0225

Cover image: Katsushika Hokusai (1760-1849), A merchant making up the account. Wikimedia Public Domain.

Cover design: Anna Gatti.

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