American rock Building Sound and the polished production values of soul, have been seen as influencing the Merseybeat sound, particularly the early work of The Beatles, and through them and others the form of later rock music. Some historians of music have also pointed to important and innovative technical developments that built on rock and roll in this period, particularly the Wall of Sound pursued by Phil Spector. Commentators have traditionally perceived a decline of rock and roll in the late 1950s and early 1960s. By 1959, the death of Buddy Holly, The Big Bopper and Ritchie Valens in a plane crash,
Buddy Holly the Big Bopper's watch, a lighter, two pairs of dice and part of another watch, and misplaced when the county moved courthouses. The glasses, missing their lenses, were returned to Maria Elena a year later, after a legal contest over them with his parents. They are now on display at the Buddy Holly Center in Lubbock, Texas. Buddy Holly left behind dozens of unfinished recordings: solo transcriptions of his new compositions; informal jam sessions with bandmates; or tapes demonstrating songs intended for other artists. The most recent recordings, made in Holly's apartment in late 1958, were his last six original