50 year

Report an issue
 1 mention Dates

early 90s so that's a close to a 50 year period where they kept that large project secret

[0:41:47 - 0:41:54] ▶
Browse entities in this video
👤
People 11
🏢
Organizations 35
📍
Locations 5
🌎
GPEs 26
🏛
NORPs 11
📅
Dates 54
🕐
Years 6