Andy Linehan, Curator of Popular Music Recordings at the British Library, is seen reflected as he checks the playing surface of a limited edition pressing of Mendelssohn's Violin Concerto in E Minor 1948 recording - the very first 33rpm vinyl LP to be issued - before it is added into the British Library's musical collection of over 250 000 pieces, in London, Britain, June 15, 2018. Picture taken June 15, 2018. REUTERS/Toby Melville