IBM Portable PC Computer 5155 model 68 (year 1984)
![IBM 5155 computer 4b0c5 s1185x1021](iold51593/IBM_5155_computer_4b0c5-s1185x1021.jpg)
The IBM Portable Personal Computer 5155 model 68 was an early portable computer developed by IBM after the success of the suitcase-size Compaq Portable. It was released in February, 1984, and was eventually replaced by the IBM Convertible.
[2018-06-08 from IBM Portable Personal Computer]