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jun 15, 1961 - Aperture Science's Test Shaft 09 "Zulu Bunsen" is condemned and sealed off. (Portal 2 - Trivia)

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- June 15, 1961
- Aperture Science's Test Shaft 09 "Zulu Bunsen" is condemned and sealed off.

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Half-Life and Portal Universe Timeline

ByThe Fancy Fedora

25 Dec 2018

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Date:

jun 15, 1961

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~ 64 years ago

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