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Sharp MZ 80K The MZ-80K was, alongside the Apple II, the Commodore PET and the Tandy TRS 80痴 one of the best known computer in the early 80's. Its name stands for "M" from MICRO and Z-80 from the computer it uses. It has no language in ROM, and BASIC has to be loaded from tape. Sharp called this "clean design", as you could choose what you wanted to put in your computer, the MZ-80K being delivered clean...

HP 95LX (also known as Project Jaguar) was the first MS-DOS pocket computer or personal digital assistant, introduced by Hewlett-Packard in April 1991 in collaboration with Lotus Development Corporation. The HP 95LX had an NEC V20 CPU (an Intel 8088 clone running at 5.37 MHz) and cannot be considered completely PC-compatible because of its quarter-CGA resolution LCD screen. It ran Microsoft's MS-DOS version 3.22 and had Lotus 1-2-3 built in.

Core Memory: Photographs of Vintage Computers - Photo Essays

Osborne 1 Portable Computer, 1981 The first commercial portable computer weighed 24 lbs. and cost less than $2,000. It gained popularity because of its low price and the extensive software library that came with it.