Subtitled “A versitile operating system ideal for older computers”, here's a small overview article about DSL.
computeractive has the story:
As the demands of all operating systems increase, Damn Small Linux (DSL) is a refreshing change and worth considering by anyone with an old computer.
The subject of the Computeractive feature introducing Linux, DSL was designed with a strict 50MB limit. This means that many of the familiar programs are not installed by default and an older version of Linux is used, but this is a comprimise worth making.