Most of the really pleasant web designs I see seem to display more than a little evidence of classical typographic knowledge. Here's my collection of typography-related resources, including links to some classic (and some common) fonts.

Tips and Tricks

Particular Characters

Fonts

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I won't give any links to grid-based layout information because I just don't think grid-based layout gels well with web design -- it doesn't work with liquid layouts and resizable fonts.