A little open reed distress call. Dual air channels for some wicked sounds.
Just sharin'.
Mark
(https://farm5.staticflickr.com/4658/26161819728_0e2a25bd3b_z.jpg) (https://flic.kr/p/FRQaxo)003 (https://flic.kr/p/FRQaxo) by Lonehowl (https://www.flickr.com/photos/31777870@N04/), on Flickr
(https://farm5.staticflickr.com/4625/39136248485_b310663e54_z.jpg) (https://flic.kr/p/22CkvbV)002 (https://flic.kr/p/22CkvbV) by Lonehowl (https://www.flickr.com/photos/31777870@N04/), on Flickr
(https://farm5.staticflickr.com/4769/39136249865_b66e6a4a53_z.jpg) (https://flic.kr/p/22CkvAH)004 (https://flic.kr/p/22CkvAH) by Lonehowl (https://www.flickr.com/photos/31777870@N04/), on Flickr