wadegile and pinyin LANGUAGE SUBTAG REGISTRATION FORMs

[Frank Ellermann]

Doug Ewell wrote:
 
> http://www.loc.gov/standards/iso639-2/faq.html#24

Thanks, I didn't recall that point, maybe it was 
added after RFC 4646 got its number.

| Chinese is the same in its written form for 
| Cantonese and Mandarin

Is that correct ?  This does not simply mean "same
script", John's explanation here some weeks ago was
clearer.

 Frank