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jan 1, 1957 - Aperture Science constructs at least Test Shaft 09 Chamber 26. (ApertureScience.com) (Aperture Science: A History)

Description:

- 1957
- Aperture Science constructs at least Test Shaft 09 Chamber 26.
- Aperture Science produces mostly shower curtains. Eventually making Cave Johnson a billionaire by 1973.

Added to timeline:

Half-Life and Portal Universe Timeline

ByThe Fancy Fedora
25 Dec 2018
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Date:

jan 1, 1957
Now
~ 67 years ago
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