Bouzouki in the soundhole. There are also numerous photographs between 1953 and 1959 showing bands in which both vocalists and bouzouki players are using microphones for amplification. By 1960 special bouzouki pickups (such as the German "Ideal") were being produced and permanently mounted in the instruments. Similar pickups are widely used by several Greek artists today and come in active and passive versions. The Greek baglamas () or baglamadaki () is very different from the Turkish bağlama. The treble baglamas is pitched an octave higher (nominally D–A–D), with unison pairs on the four highest strings and an octave pair on the
How Many More Times Wolf's "How Many More Years" (1951), as well as other songs by blues musicians he admired at the time of recording. In 1970, "How Many More Times" was dropped from Led Zeppelin's typical setlist, although they continued to perform it on occasion until the early stages of their 1975 North American tour, when it was re-introduced in full as a result of Jimmy Page's injured finger, which temporarily prevented him from playing the more challenging "Dazed and Confused". In a contemporary review for "Led Zeppelin" on release, John Mendelsohn of "Rolling Stone" called "How Many More Times" as the album's