https://www.sciencenews.org/archive/coming-public-health-punched-cards
Coming: Public Health on Punched Cards | Science News
public healthpunched cardscomingsciencenews
https://www.righto.com/2016/05/inside-card-sorters-1920s-data.html?showComment=1462121215007
Inside card sorters: 1920s data processing with punched cards and relays
Punched card sorters were a key part of data processing from 1890 until the 1970s, used for accounting, inventory, payroll and many other ...
data processingpunched cardsinsidesorters1920s