Stuff to Buy Interactive Portables offers low-cost laptop comuters. A very good chapter about shell programming DICT is a free dictionary application for Unix. Help configuring it can be found here . I should point out that DICT is not ispell. The dictionaries that are available are not simple spell checkers, but actual dictionaries with word definitions.
Links is the best text-based browser around.
Despite being in this section, it's not Unix-only, but given the alternatives that are available on the Unix platform, this a good placement for it. Solaris on Intel Obsolyte is dedicated to vintage Unix systems. Sunstuff.org is a Sun system information repository. Sunhelp.org is another source of Sun info. EyeWire has photographs and images.