IBM System 390 Computer room circa 1990 - YouTube
IBM Archives: System/390
IBM System Z - Hardware Maintenance - Server Maintenance
IBM Poughkeepsie... from munitions to mainframes!
Iconic consoles of the IBM System/360 mainframes, 55 years old
In pictures: The (mostly) cool history of the IBM mainframe - Slideshow - ARN
IBM System/390 - Wikiwand
What is a Mainframe Computer?
Teardown of a logic chip from a vintage IBM ES/9000 mainframe
IBM Z's 'Pervasive Encryption' Wants to Stop Data Breaches in Their Tracks | WIRED
IBM 3006-B01 S/390 Integrated Server (Complete Processor). | eBay
A visit to the Large Scale Systems Museum
IBM 3006-B01 S/390 Integrated Server (Complete Processor). | eBay
In pictures: The (mostly) cool history of the IBM mainframe - Slideshow - ARN
Iconic consoles of the IBM System/360 mainframes, 55 years old
What is a Mainframe Computer?
IBM System/390 - Wikipedia
IBM 3006-B01 S/390 Integrated Server (Complete Processor). | eBay
In pictures: The (mostly) cool history of the IBM mainframe - Slideshow - Reseller News
Buying an IBM Mainframe
Iconic consoles of the IBM System/360 mainframes, 55 years old
IBM 3006-B01 S/390 Integrated Server (Complete Processor). | eBay
Mainframe computer - Wikiwand
