Here's a bloggers guide to install Damn Small Linux on the old Fujitsu Lifebook b110
read it here
the fujitsu lifebook b110 is a neat little notebook just too sweet to let it lay around and collect dust. but since it has only about 24 megs of ram its hard to get any modern os runing on it. thats hwere DSL comes in. damn small linux is well taking care of such limits and runs almost out of the box on the lifebook.