[MEI-L] clef as milestone element

[TW]

2011/6/8 Andrew Hankinson, Mr <andrew.hankinson at mail.mcgill.ca>:
>
> On 2011-06-07, at 4:24 PM, TW wrote:
>> For example, I have no idea what note/@accid="tb" is meant to mean.
>> It's not documented either.

I'm sorry, it *is* documented.  Where did I have my eyes?