Album 1700 is the seventh studio album by American folk music trio Peter, Paul and Mary, released in 1967. It produced the band's most successful and final hit, a recording of the John Denver song "Leaving on a Jet Plane".
Album 1700 is the seventh studio album by American folk music trio Peter, Paul and Mary, released in 1967. It produced the band's most successful and final hit, a recording of the John Denver song "Leaving on a Jet Plane".