The Pipe by Venturi, Black Smooth Straight Billiard Estate Pipe, Unsmoked
If you’re unfamiliar with Venturi pipes, of which this is one, allow me to introduce them. But, let me preface this by saying that everything I now about Venturi pipes, I learned from reading Dr Billie W. Taylor, who is the leading authority on these pipes. For a much more detailed history, you can find…