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1 Jan 1972 Jahr - Aperture Science constructs at least Chambers 01 and 02 of the Propulsion Gel Testing Facility. (Portal 2 - Trivia)

Beschreibung:

- 1972
- Aperture Science constructs at least Chambers 01 and 02 of the Propulsion Gel Testing Facility.

Zugefügt zum Band der Zeit:

Datum:

1 Jan 1972 Jahr
Jetzt
~ 53 years ago