Alpha-4 language codes

John Clews scripts20 at
Fri Jul 9 19:17:54 CEST 2004

Hi Lee

You wrote: ...

> The 4-letter tag would be used in tagging, that is its purpose.

One thing I'd welcome an explanation on:

When would it be used in tagging?

In which situations would that be used rather than a code from
ISO 639-1 or a code from ISO 639-2?

John Clews

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