The Unveiling of the IEEE Blumlein Plaque at Studio Two of Abbey Road Studios on 1 April 2015. The unveiling was announced by Alan Dower Blumlein's grandson, Alan Blumlein, and the unveilling was made by Howard Mitchel IEEE 2015 President, and Isabel Garvey MD Abbey Road Studios.

Simon Blumlein recalling a series of stries about his father, Alan Dower Blumlein, followed by Robert Charles Alexander, author of 'The Inventor of Stereo: The Life & Works of Alan Dower Blumlein, during the IEEE plaque unveilling ceremony, 1 April 2015