The Unidyne Story (1939-2014): Our Legendary Microphone That Needs No Name
Shure History: Unidyne Microphone Technology
Amazon.com: Shure Super 55 Deluxe Vocal Microphone - Vintage Supercardioid Dynamic Unidyne Mic, Iconic Look, Classic Sound - Rugged Die-Cast Casing, includes 5/8" to 3/8" Thread Adapter and Zippered, Padded Pouch :
History of the Shure Unidyne model 55
Scotty Moore - The Shure 55S ("Elvis Mic")
Microfiles: Shure Model 55—The History Of A True Classic - ProSoundWeb
Webinar: The History of the Shure Unidyne | Shure - YouTube
Shure 55S (1955- onwards) 'The Elvis Mic' The most photographed microphone in history! Shining like the grill on a Cadillac! | Martin Mitchell's Microphones
THE SHURE 55: LONG LIVE THE KING - Shure USA
75 Years Of The Shure Unidyne 55
Microphone - Wikipedia
Use of the Shure 55SH 'Elvis Mic' • DJ D-Mac & Associates
Scotty Moore - The Shure 55S ("Elvis Mic")
The Unidyne Story (1939-2014): Our Legendary Microphone That Needs No Name