There are audio recordings of Holbrook's performances that are so old that Twain may have heard them. 

Dennis Kelly



> On Sep 13, 2017, at 1:05 PM, Scott Holmes <[log in to unmask]> wrote:
> 
> I note that Mr Holbrook has decided to retire his performance.  I was
> wondering if any recordings of his shows were made, other than the PBS
> special from 1967.  You Tube has a number of clips but they all seem to
> derive from that one performance.
> -- 
> There are more things in heaven and earth, Horatio, than are dreamt of
>                          in your philosophy.
>                        http://bscottholmes.com