http://www.pitt.edu/~crp11/webdev/cssmenus/ has been crawled 26 times going all the way back to October 18, 2005.

A crawl can be a duplicate of the last one. It happens about 25% of the time across 420,000,000 websites. FAQ
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February 14, 2007

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February 25, 2007

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June 6, 2007

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July 7, 2007

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August 17, 2007

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September 17, 2007

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Note

This calendar view maps the number of times http://www.pitt.edu/~crp11/webdev/cssmenus/ was crawled by the Wayback Machine, not how many times the site was actually updated. More info in the FAQ.