IBM SAGE: World’s Largest Computer System (AN/FSQ-7)

“Three Films back-to-back: (1) “On Guard” the IBM SAGE system (1956) promo film by IBM, describing how SAGE computer system works; (2) Texas Towers, a 1955 news clip about ocean-based RADAR systems connected to SAGE; (3) Arctic Sentinels (1956) describes arctic based RADAR for SAGE.”