A 2002 compilation album on Trojan Records that offers a chronological historical overview of the dub reggae genre, spanning from its mature phase in 1970 to the early 1980s. The two-disc set features 41 tracks by celebrated dub producers like King Tubby and Lee "Scratch" Perry,instrumentalists including Augustus Pablo, and labels like Joe Gibbs. The compilation showcases the influence of dub's bass-driven sound and its transition into dancehall.