21
/
en
AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
548276
166496
2

The Black Mesa facilities are built. (jan 1, 1950 – dec 31, 1959)

Added to timeline:

6 months ago
0
0
90
Timeline of Fiction

Date:

jan 1, 1950
dec 31, 1959
~ 10 years
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