The information I used are from the following books : Elvis Rillen-Revue, teil 1 singles    written by Helmut Radermacher and Wolfgang Kühnel released in 1985  ISBN 3-922932-02-9      Elvis Rillen-Revue, teil 2 Werbeplatten, Schellacks, EP's, Single-Nachtrag written by Helmut Radermacher and Wolfgang Kühnel released in 1987  ISBN 3-92293203-7      Elvis on vinyl Germany: Teil 1 written by Peter Baumann released in 1995  ISBN 3-901418-02-4     How RCA Brought Elvis To Europe the Nordic Elvis Presley Discography 1956-1977 written by Sigbjørn Stabursvik & Hans Otto Engvold released in 2016  ISBN 506020 975097 a real inspiration to keep searching for rare records.       Die TELDEC-Story