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1967, THE COMPUTER REVOLUTION, Isaac Kleinerman, Walter Cronkite
Oct 10, 2019
80.8K Views
Half-Life's Extraordinary Genius | Dr. Isaac Kleiner | FULL Half-Life Lore
Aug 10, 2022
124.9K Views
[HD][Half-Life2] Dr. Isaac Kleiner Speech (Subtitles)
Apr 3, 2010
396K Views