A [Christmas Carol] in 4-part harmony on Walton's Guinness high D and Susato Low D whistles.
A [Saltarello], or Medieval dance, played on a Generation D redtop.
And the Susato Low D on the reel, [The Gravel Walk].
From the top: Burke Brass Pro narrow bore D, Serpent Anaconda Low A, Alba Q1 D
The whistle is one of the worlds oldest form of flute, and is found in some form in just about every culture that is or has been on earth.
Here's a fine old jig, [Tatter Jack], on a "Frankenwhistle" that started life as a Walton's Guinness.