brambach upright soundboard contraption

[Ron Nossaman]

>             I serviced a Brambach upright today C.1902. This piano had a 
> conventional soundboard with a glued up panel screwed on to the ribs. 
> This was one quarter inch thick, Sort of kidney shaped with two 3 holes 
> and covered about 75% of the soundboard. Again it was screwed to the ribs 
> and just cleared the back posts. Seemingly original equipment. Almost 30 
> years of piano service here and I can t remember seeing any thing like this.
>
>             Soundboard historians- gurus---- Any thoughts?

I don't recall ever even hearing of a Brambach upright, much less seeing 
one. Three holes? No idea, but I'd like to get a look at one.

Ron N