Because they don't really live on that server any more. The correct URL for the languagelog archives is https://languagelog.ldc.upenn.edu/~myl/languagelog/archi

Because they don't really live on that server any more. The correct URL for the languagelog archives is https://languagelog.ldc.upenn.edu/~myl/languagelog/archives/001166.html https://languagelog.ldc.upenn.edu/~myl/languagelog/archives/..., but none of the links will keep you on that domain.