Jon, thanks for all this information. Fascinating and educational. -- Tom Fine ----- Original Message ----- From: "Jon Samuels" <[log in to unmask]> To: <[log in to unmask]> Sent: Tuesday, September 25, 2012 12:39 AM Subject: Re: [ARSCLIST] early stereophony Ironically, the only surviving RCA document that mentions the existence of binaural recording is the October 1953 Stokowski session I mentioned in an earlier post, which is labelled "binaural experiment". Naturally, none of those tapes have been located to date. Jon Samuels