Hollerith punch card - a podcast by BBC World Service
from 2019-12-02T02:00
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Data is a hugely profitable commodity - if you know how to process it. Tim Harford tells the story of Herman Hollerith, and how his 19th-century machine for processing census data laid the foundations for some of the world's most valuable companies.
Further episodes of 50 Things That Made the Modern Economy
Further podcasts by BBC World Service
Website of BBC World Service