[Harp-L] playing an Octave on a single hole

["Mattias Ernst" <mmernst@xxxxxxxxxx>]

>   I've just been to tom balls'    http://www.tomball.us ,
> great site and saw a photo there of a 'novelty' one hole harmonica.
> 
> Ok for a bit of fun(hey its friday knock off time here) here is a
> question : by using every advanced technique there is,overblows o/draws
etc 
> could  you get a full octave out of it.

I manage to start with 8 hole draw a go (slide) down from there a full
octave, unfortunatly the notes are accompanied by a second hissing sound,
sort of like a pot of boiling water. The approach is similar to an overdraw.
Is any on familiar with this? 
Mattias, a swiss harper