- The models of IBM's first-generation Personal Computer (PC) series have names: IBM PC, IBM PC XT, IBM PC AT, Convertible and Portable.
- thoughtco.com history-of-the-ibm-pc-1991408The year is 1980 and IBM representatives meet in secret with Bill Gates to talk about an operating system for a hush-hush new personal computer, the IBM PC.
- svoboda.org a/24203835.html
- arstechnica.com gadgets/2017/06/ibm-pc-history-…In February of 1978 IBM began working on its first microcomputer—and it still wasn't the IBM PC. It was a machine called the System/23 Datamaster.
- dosdays.co.uk computers/IBM PC (5150)/ibm5150.phpIBM PC DOS Version 1.1 No software was supplied bundled with the IBM PC, but a number of applications were available from IBM at launch, including
- oldcomputers.net ibm5150.htmlThe high quality (and very noisy) keyboard is the same as the IBM Datamaster, a business computer released earlier in the same year as the "PC".
- http://infolab.stanford.edu pub/voy/museum/pictures/…The IBM PC Model 5150 was originally introduced in August 1981. Price at Introduction: $1,995.00. Standard Memory: 16k bytes .
- intellect.ml ibm-pc-history-2014Thus, the expensive modification of the IBM PC was created for business (where, by the way, it became quite widespread), and cheaper for the home.
- cnet.com Tech Industry How IBM's 5150 PC shaped the computer industryOne of the original marketing photos for the IBM 5150, the landmark personal computer that ushered in the PC revolution IBM.
- ultimatepopculture.fandom.com wiki/IBM_Personal_…The IBM Personal Computer, commonly known as the IBM PC, is the original version and progenitor of the IBM PC compatible hardware platform.