The Powerbook is actually a Powerbook 5,2 not a 5,4 as I originally stated. It looks like the latest OS that can be installed is still the same (X 10.5.8) I updated the specifications link as well.

July 18, 1994: Apple ships its PowerBook 150 laptop, the company’s first truly affordable PowerBook — and the last to feature the original case design, which included a built-in trackball mouse. While ...

The PowerBook 100 series is the first computer from any company to combine all the elements of today's laptops. Photo: Danamania/Wikipedia CC Any list of the most revolutionary Apple products includes ...

Let’s start our look at Apple’s latest 15-inch PowerBook, with a glance back at what the company offered in the same size just one year ago. In March 2004, the 15-inch aluminum PowerBook was just six ...