Billboard Top Soft Rock Hits  Billboard Top Soft Rock Hits is a series of compilation albums released by Rhino Records in 1997, each featuring ten soft rock hit recordings from a specific year in the 1970s. Five albums in the series were released, one each for the years from 1970 to 1974. All 50 tracks reached the top ten of the "Billboard" Easy Listening chart and were top 40 hits on the "Billboard" Hot 100 pop singles chart. In addition to the individual availability of each volume, the series was also issued in box set. The series follows chronologically from the previous Rhino series of easy listening pop hits from the 1960s called "Billboard Top Pop Hits".