Aha Trivia Stuff Everyone Should Know
Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-reading-8ad688d3fbbb

What does OPAC stand for in libraries?

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  1. Ordered paper author catalog
  2. Open public archive collection
  3. Online public access catalog

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References

  1. Library catalog en.wikipedia.org/wiki/Library_catalog Checked 2026-11-07.

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That's stuff everyone should know.