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vrypan |--o--|
@vrypan.eth
Weekend quiz: This device was used in data storage. What is it?
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Sam
@sammdec.eth
Punchcard print template?
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vrypan |--o--|
@vrypan.eth
Yes, sir! It's a printing cylinder for IBM punch cards! I bought it 10 years ago on eBay but it doesn't seem there are any sold nowadays. https://americanhistory.si.edu/collections/nmah_690191
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