Led Zeppelin II is the second studio album by the English rock band
Led Zeppelin, released in October 1969 on
Atlantic Records. Recording sessions for the album took place at several locations in the United Kingdom and North America from January to August 1969. Production was credited to lead guitarist and songwriter
Jimmy Page, while it also served as Led Zeppelin's first album to utilise the recording techniques of engineer
Eddie Kramer. With elements of
blues and
folk music,
Led Zeppelin II also exhibits the band's evolving musical style of blues-derived material and their guitar and
riff-based sound. It has been described as the band's heaviest album.