* 참고 사이트


Billy Gladstone 6x14 snare drum 설명

http://www.maxwelldrums.com/billy-gladstone-6x14-snare-drum-p-16687.html

http://www.maxwelldrums.com/museum-sale-gladstone-snare-gallery-c-79_82.html


Original Billy Gladstone 6x14 snare drum 판매사이트

https://www.ebay.com/itm/Original-Billy-Gladstone-6x14-Snare-Drum-in-Black-Lqr-with-Chrome-Hardware-WOW-/401740415279


Lang/Gladstone 7x14 snare drum 판매사이트

https://reverb.com/item/13083813-lang-gladstone-7x14-8-ply-maple-black-snare-drum