Considered to be one of the first heavy metal albums, “Vincebus Eruptum” by Blue Cheer featured their hit, “Summertime Blues,” a cover version of Eddie Cochran’s Rock and Roll classic. The single, released on Phillips Records in 1968, is worth up to $75.00 with its picture sleeve. The Blue Cheer album, “Vincebus Eruptum,” is worth up $50.00 in stereo but up to $250.00 in mono. Both 45 picture sleeve and album are pictured here.