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1 янв 1987 г. - This is the most recent date for the Aperture Image Format. (Portal ARG)

Описание:

- 1987
- This is the most recent date for the Aperture Image Format. At that time, it is maintained by Doug Rattmann.

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Half-Life and Portal Universe Timeline

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25 дек 2018

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1 янв 1987 г.

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~ 38 г назад

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