longitudinal mode vibrations

[Richard Brekne]

Östen Häggmark wrote:

> Hello everyone,
>
> >The steel a string is made of, is very dense, so I don't think you get
> >mutch
> >longitudinal vibration there, or maybe only in very high frequencies.
> >(>5000 Hz?)
> >
> >Jos.
>
> In Harold Conklin's article in "Five lectures on the acoustics if the
> piano" edited by Askenfelt, he defines longitudal modes of vibration
> as:
>
> "/Östen Häggmark
> Stockholm, Sweden

This looks like an interesting book. Anybody know where I can order a copy
?

Richard Brekne