Leland W. Sprinkle was the creator of the Great Stalacpipe Organ, a site specific organ that plays the stalactites at the Luray Caverns. Sprinkle lived and worked as mathematician and electronic scientist at the Pentagon. He is only known to have built this one instrument.

Feature on [[Oddmusic]] ((http://www.oddmusic.com/gallery/om25450.html))

Wikipedia article on the organ ((https://en.wikipedia.org/wiki/Great_Stalacpipe_Organ))

An original composition for the organ 

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