Re: carry-on bag size constraints

"Jack Campin  wrote ....

>I am about to make a hard case for a set of bagpipes (historical
> replica Scottish Border bellows pipes, unusual design, so I can't
> use an off-the-shelf case, and anyway I prefer to make my own).
> I'd like it to meet every possible carry-on restriction.  As far
> as I can tell, 22" x 14" x 8" meets everybody's spec, and I could
> get the pipes into that.  The width is way more than I need; the
> length is the difficult bit, I'd rather not take the tenor drones
> apart.
>
> Are there any airlines that have any allowable dimension less
> than those?
>

You might check (although I know bass fiddle and viola players actually
buy 
adjoining seats for valuable instruments), but I think there was/is an 
"exemption"  by many airlines for instrument cases, because so many guitar

players had to have theirs in the cabin.

TMO