virtualhub.eu.org/docs/1970s/1973/index.md

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keywords: [1970s, 1973]
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description: "There were five operating system of our interest which were released in the year 1973. They were:"
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# 1973

![! Alto OS Draw from 1973](./1973.webp)

There were five operating system of our interest which were released in the year 1973. They were:

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