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 style of glasses, which were later popularly known as "Buddy Holly glasses". When the plane crashed, the wreckage was strewn across many yards of snow-covered ground. While his other belongings were recovered immediately, there was no record of his signature glasses being found. They were presumed lost until, in March 1980, they were discovered in a Cerro Gordo County courthouse storage area by Sheriff Gerald Allen. They had been found in the spring of 1959, after the snow had melted, and had been given to the sheriff's office. They were placed in an envelope dated April 7, 1959, along with