Just send it over and i will bear the burden of finding "how", Rick. The "why" seems more obvious, although the tubes (barrels) sticking out in their ducts don't look much consitent. The center one looks also peculiar, as it looks made in two parts ... or is it cracked ?
I wonder whether Philip Tom is familiar with these things. Let's page him

.
And by the way, could you post a picture of the whole device ... or does it also belong to your friend with the local bar ?