 DATE: When Carol and John are walking through the junkyard they go  past many 1963, 1962, 1961, and 1960 cars. It would be improbable  for these "late model" cars to already be in a junkyard in 1963.  There is a 1963 Studebaker Lark, a 1961 Pontiac, and a 1960 Ford for  instance.