gently used, vinyl is very nice, sleeve has expected shelf wear and has small cut top right, has original inlay, Iron Butterfly is an American band formed in , in 1966. They are best known for the 1968 hit " ", providing a dramatic sound that led the way towards the development of and music. Although their heyday was the late 1960s, the band has been reincarnated with various members with varying levels of success with no new recordings since 1975. Their second album, (1968), remains a best-seller, and Iron Butterfly was the first group to receive an In-House platinum album award from Atlantic Records. Their music has found a significant impact on the international rock scenes, influencing numerous acts such as , , , , , , , , , and .